Home / 9,121,403.04-12,587,537.17-4,991,435.08

Finding the Fourth Proportional to 9,121,403.04, 12,587,537.17 and 4,991,435.08

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Solution

The fourth proportional to 9,121,403.04, 12,587,537.17 and 4,991,435.08 is: 6,888,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,403.04 : 12,587,537.17 = 4,991,435.08 : x
  2. Step 2: Convert to fraction form
    9,121,403.04/12,587,537.17 = 4,991,435.08/x
  3. Step 3: Cross multiply
    9,121,403.04x = 12,587,537.17 × 4,991,435.08
  4. Step 4: Simplify right side
    9,121,403.04x = 62,829,874,601,141.92
  5. Step 5: Solve for x
    x = 62,829,874,601,141.92/9,121,403.04
  6. Step 6: Final answer
    x = 6,888,180.94

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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.