Home / 9,151,586.13-12,629,106.05-5,021,538.69

Finding the Fourth Proportional to 9,151,586.13, 12,629,106.05 and 5,021,538.69

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Solution

The fourth proportional to 9,151,586.13, 12,629,106.05 and 5,021,538.69 is: 6,929,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,586.13 : 12,629,106.05 = 5,021,538.69 : x
  2. Step 2: Convert to fraction form
    9,151,586.13/12,629,106.05 = 5,021,538.69/x
  3. Step 3: Cross multiply
    9,151,586.13x = 12,629,106.05 × 5,021,538.69
  4. Step 4: Simplify right side
    9,151,586.13x = 63,417,544,625,080.38
  5. Step 5: Solve for x
    x = 63,417,544,625,080.38/9,151,586.13
  6. Step 6: Final answer
    x = 6,929,677.95

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Double scale
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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.