Home / 9,387,370.08-12,952,350.32-5,312,989.04

Finding the Fourth Proportional to 9,387,370.08, 12,952,350.32 and 5,312,989.04

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Solution

The fourth proportional to 9,387,370.08, 12,952,350.32 and 5,312,989.04 is: 7,330,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,370.08 : 12,952,350.32 = 5,312,989.04 : x
  2. Step 2: Convert to fraction form
    9,387,370.08/12,952,350.32 = 5,312,989.04/x
  3. Step 3: Cross multiply
    9,387,370.08x = 12,952,350.32 × 5,312,989.04
  4. Step 4: Simplify right side
    9,387,370.08x = 68,815,695,292,400.49
  5. Step 5: Solve for x
    x = 68,815,695,292,400.49/9,387,370.08
  6. Step 6: Final answer
    x = 7,330,668.20

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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.