Home / 9,387,279.32-12,952,225.14-5,312,898.20

Finding the Fourth Proportional to 9,387,279.32, 12,952,225.14 and 5,312,898.20

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Solution

The fourth proportional to 9,387,279.32, 12,952,225.14 and 5,312,898.20 is: 7,330,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,279.32 : 12,952,225.14 = 5,312,898.20 : x
  2. Step 2: Convert to fraction form
    9,387,279.32/12,952,225.14 = 5,312,898.20/x
  3. Step 3: Cross multiply
    9,387,279.32x = 12,952,225.14 × 5,312,898.20
  4. Step 4: Simplify right side
    9,387,279.32x = 68,813,853,632,300.75
  5. Step 5: Solve for x
    x = 68,813,853,632,300.75/9,387,279.32
  6. Step 6: Final answer
    x = 7,330,542.89

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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.