Home / 39,366,755.32-54,327,697.18-21,964,621.40

Finding the Fourth Proportional to 39,366,755.32, 54,327,697.18 and 21,964,621.40

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Solution

The fourth proportional to 39,366,755.32, 54,327,697.18 and 21,964,621.40 is: 30,312,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,755.32 : 54,327,697.18 = 21,964,621.40 : x
  2. Step 2: Convert to fraction form
    39,366,755.32/54,327,697.18 = 21,964,621.40/x
  3. Step 3: Cross multiply
    39,366,755.32x = 54,327,697.18 × 21,964,621.40
  4. Step 4: Simplify right side
    39,366,755.32x = 1,193,287,300,092,547.50
  5. Step 5: Solve for x
    x = 1,193,287,300,092,547.50/39,366,755.32
  6. Step 6: Final answer
    x = 30,312,056.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.