Home / 15,696,480.30-23,559,754.05-8,128,877.10

Finding the Fourth Proportional to 15,696,480.30, 23,559,754.05 and 8,128,877.10

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Solution

The fourth proportional to 15,696,480.30, 23,559,754.05 and 8,128,877.10 is: 12,201,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696,480.30 : 23,559,754.05 = 8,128,877.10 : x
  2. Step 2: Convert to fraction form
    15,696,480.30/23,559,754.05 = 8,128,877.10/x
  3. Step 3: Cross multiply
    15,696,480.30x = 23,559,754.05 × 8,128,877.10
  4. Step 4: Simplify right side
    15,696,480.30x = 191,514,345,178,677.25
  5. Step 5: Solve for x
    x = 191,514,345,178,677.25/15,696,480.30
  6. Step 6: Final answer
    x = 12,201,101.24

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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.