Home / 9,050,498.74-12,489,737.05-5,329,491.18

Finding the Fourth Proportional to 9,050,498.74, 12,489,737.05 and 5,329,491.18

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Solution

The fourth proportional to 9,050,498.74, 12,489,737.05 and 5,329,491.18 is: 7,354,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050,498.74 : 12,489,737.05 = 5,329,491.18 : x
  2. Step 2: Convert to fraction form
    9,050,498.74/12,489,737.05 = 5,329,491.18/x
  3. Step 3: Cross multiply
    9,050,498.74x = 12,489,737.05 × 5,329,491.18
  4. Step 4: Simplify right side
    9,050,498.74x = 66,563,943,448,494.22
  5. Step 5: Solve for x
    x = 66,563,943,448,494.22/9,050,498.74
  6. Step 6: Final answer
    x = 7,354,726.56

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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.