Home / 10,502,726.80-15,722,597.40-6,240,701.20

Finding the Fourth Proportional to 10,502,726.80, 15,722,597.40 and 6,240,701.20

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Solution

The fourth proportional to 10,502,726.80, 15,722,597.40 and 6,240,701.20 is: 9,342,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,726.80 : 15,722,597.40 = 6,240,701.20 : x
  2. Step 2: Convert to fraction form
    10,502,726.80/15,722,597.40 = 6,240,701.20/x
  3. Step 3: Cross multiply
    10,502,726.80x = 15,722,597.40 × 6,240,701.20
  4. Step 4: Simplify right side
    10,502,726.80x = 98,120,032,461,296.89
  5. Step 5: Solve for x
    x = 98,120,032,461,296.89/10,502,726.80
  6. Step 6: Final answer
    x = 9,342,338.84

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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.