Home / 9,074,018.17-12,519,458.76-5,399,989.39

Finding the Fourth Proportional to 9,074,018.17, 12,519,458.76 and 5,399,989.39

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Solution

The fourth proportional to 9,074,018.17, 12,519,458.76 and 5,399,989.39 is: 7,450,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,018.17 : 12,519,458.76 = 5,399,989.39 : x
  2. Step 2: Convert to fraction form
    9,074,018.17/12,519,458.76 = 5,399,989.39/x
  3. Step 3: Cross multiply
    9,074,018.17x = 12,519,458.76 × 5,399,989.39
  4. Step 4: Simplify right side
    9,074,018.17x = 67,604,944,476,841.26
  5. Step 5: Solve for x
    x = 67,604,944,476,841.26/9,074,018.17
  6. Step 6: Final answer
    x = 7,450,386.72

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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.