Home / 10,087,035.16-15,111,044.52-8,448,348.28

Finding the Fourth Proportional to 10,087,035.16, 15,111,044.52 and 8,448,348.28

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Solution

The fourth proportional to 10,087,035.16, 15,111,044.52 and 8,448,348.28 is: 12,656,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087,035.16 : 15,111,044.52 = 8,448,348.28 : x
  2. Step 2: Convert to fraction form
    10,087,035.16/15,111,044.52 = 8,448,348.28/x
  3. Step 3: Cross multiply
    10,087,035.16x = 15,111,044.52 × 8,448,348.28
  4. Step 4: Simplify right side
    10,087,035.16x = 127,663,366,979,545.41
  5. Step 5: Solve for x
    x = 127,663,366,979,545.41/10,087,035.16
  6. Step 6: Final answer
    x = 12,656,183.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.