Home / 10,521,703.20-15,754,561.20-6,714,573.60

Finding the Fourth Proportional to 10,521,703.20, 15,754,561.20 and 6,714,573.60

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Solution

The fourth proportional to 10,521,703.20, 15,754,561.20 and 6,714,573.60 is: 10,053,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,703.20 : 15,754,561.20 = 6,714,573.60 : x
  2. Step 2: Convert to fraction form
    10,521,703.20/15,754,561.20 = 6,714,573.60/x
  3. Step 3: Cross multiply
    10,521,703.20x = 15,754,561.20 × 6,714,573.60
  4. Step 4: Simplify right side
    10,521,703.20x = 105,785,160,713,104.31
  5. Step 5: Solve for x
    x = 105,785,160,713,104.31/10,521,703.20
  6. Step 6: Final answer
    x = 10,053,995.89

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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.