Home / 9,151,210.20-12,623,423.22-5,707,472.52

Finding the Fourth Proportional to 9,151,210.20, 12,623,423.22 and 5,707,472.52

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Solution

The fourth proportional to 9,151,210.20, 12,623,423.22 and 5,707,472.52 is: 7,873,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,210.20 : 12,623,423.22 = 5,707,472.52 : x
  2. Step 2: Convert to fraction form
    9,151,210.20/12,623,423.22 = 5,707,472.52/x
  3. Step 3: Cross multiply
    9,151,210.20x = 12,623,423.22 × 5,707,472.52
  4. Step 4: Simplify right side
    9,151,210.20x = 72,047,841,136,479.91
  5. Step 5: Solve for x
    x = 72,047,841,136,479.91/9,151,210.20
  6. Step 6: Final answer
    x = 7,873,039.69

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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.