Home / 9,387,681.18-12,952,779.46-5,313,300.18

Finding the Fourth Proportional to 9,387,681.18, 12,952,779.46 and 5,313,300.18

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Solution

The fourth proportional to 9,387,681.18, 12,952,779.46 and 5,313,300.18 is: 7,331,097.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,681.18 : 12,952,779.46 = 5,313,300.18 : x
  2. Step 2: Convert to fraction form
    9,387,681.18/12,952,779.46 = 5,313,300.18/x
  3. Step 3: Cross multiply
    9,387,681.18x = 12,952,779.46 × 5,313,300.18
  4. Step 4: Simplify right side
    9,387,681.18x = 68,822,005,436,318.30
  5. Step 5: Solve for x
    x = 68,822,005,436,318.30/9,387,681.18
  6. Step 6: Final answer
    x = 7,331,097.44

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1.5x scale

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.