Home / 16,514,103.60-22,789,328.22-9,071,890.20

Finding the Fourth Proportional to 16,514,103.60, 22,789,328.22 and 9,071,890.20

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Solution

The fourth proportional to 16,514,103.60, 22,789,328.22 and 9,071,890.20 is: 12,519,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,514,103.60 : 22,789,328.22 = 9,071,890.20 : x
  2. Step 2: Convert to fraction form
    16,514,103.60/22,789,328.22 = 9,071,890.20/x
  3. Step 3: Cross multiply
    16,514,103.60x = 22,789,328.22 × 9,071,890.20
  4. Step 4: Simplify right side
    16,514,103.60x = 206,742,283,343,601.41
  5. Step 5: Solve for x
    x = 206,742,283,343,601.41/16,514,103.60
  6. Step 6: Final answer
    x = 12,519,134.45

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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.