Home / 10,362,720.90-15,544,081.35-3,630,432.90

Finding the Fourth Proportional to 10,362,720.90, 15,544,081.35 and 3,630,432.90

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Solution

The fourth proportional to 10,362,720.90, 15,544,081.35 and 3,630,432.90 is: 5,445,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,720.90 : 15,544,081.35 = 3,630,432.90 : x
  2. Step 2: Convert to fraction form
    10,362,720.90/15,544,081.35 = 3,630,432.90/x
  3. Step 3: Cross multiply
    10,362,720.90x = 15,544,081.35 × 3,630,432.90
  4. Step 4: Simplify right side
    10,362,720.90x = 56,431,744,333,316.41
  5. Step 5: Solve for x
    x = 56,431,744,333,316.41/10,362,720.90
  6. Step 6: Final answer
    x = 5,445,649.35

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Double scale
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Similar ratio
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1.5x scale

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.