Home / 15,652,053.10-23,467,582.05-7,128,001.90

Finding the Fourth Proportional to 15,652,053.10, 23,467,582.05 and 7,128,001.90

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Solution

The fourth proportional to 15,652,053.10, 23,467,582.05 and 7,128,001.90 is: 10,687,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652,053.10 : 23,467,582.05 = 7,128,001.90 : x
  2. Step 2: Convert to fraction form
    15,652,053.10/23,467,582.05 = 7,128,001.90/x
  3. Step 3: Cross multiply
    15,652,053.10x = 23,467,582.05 × 7,128,001.90
  4. Step 4: Simplify right side
    15,652,053.10x = 167,276,969,440,805.91
  5. Step 5: Solve for x
    x = 167,276,969,440,805.91/15,652,053.10
  6. Step 6: Final answer
    x = 10,687,222.20

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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.