Home / 9,784,146.81-14,671,199.95-5,175,620.45

Finding the Fourth Proportional to 9,784,146.81, 14,671,199.95 and 5,175,620.45

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Solution

The fourth proportional to 9,784,146.81, 14,671,199.95 and 5,175,620.45 is: 7,760,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,146.81 : 14,671,199.95 = 5,175,620.45 : x
  2. Step 2: Convert to fraction form
    9,784,146.81/14,671,199.95 = 5,175,620.45/x
  3. Step 3: Cross multiply
    9,784,146.81x = 14,671,199.95 × 5,175,620.45
  4. Step 4: Simplify right side
    9,784,146.81x = 75,932,562,487,258.97
  5. Step 5: Solve for x
    x = 75,932,562,487,258.97/9,784,146.81
  6. Step 6: Final answer
    x = 7,760,775.05

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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.