Home / 9,405,013.74-12,979,053.47-7,046,031.71

Finding the Fourth Proportional to 9,405,013.74, 12,979,053.47 and 7,046,031.71

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Solution

The fourth proportional to 9,405,013.74, 12,979,053.47 and 7,046,031.71 is: 9,723,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405,013.74 : 12,979,053.47 = 7,046,031.71 : x
  2. Step 2: Convert to fraction form
    9,405,013.74/12,979,053.47 = 7,046,031.71/x
  3. Step 3: Cross multiply
    9,405,013.74x = 12,979,053.47 × 7,046,031.71
  4. Step 4: Simplify right side
    9,405,013.74x = 91,450,822,215,280.11
  5. Step 5: Solve for x
    x = 91,450,822,215,280.11/9,405,013.74
  6. Step 6: Final answer
    x = 9,723,624.52

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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.