Home / 59,431,030.90-89,146,546.35-21,096,420.10

Finding the Fourth Proportional to 59,431,030.90, 89,146,546.35 and 21,096,420.10

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Solution

The fourth proportional to 59,431,030.90, 89,146,546.35 and 21,096,420.10 is: 31,644,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,431,030.90 : 89,146,546.35 = 21,096,420.10 : x
  2. Step 2: Convert to fraction form
    59,431,030.90/89,146,546.35 = 21,096,420.10/x
  3. Step 3: Cross multiply
    59,431,030.90x = 89,146,546.35 × 21,096,420.10
  4. Step 4: Simplify right side
    59,431,030.90x = 1,880,672,992,263,721.75
  5. Step 5: Solve for x
    x = 1,880,672,992,263,721.75/59,431,030.90
  6. Step 6: Final answer
    x = 31,644,630.15

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.