Home / 10,532,407.80-15,798,611.70-9,314,686.20

Finding the Fourth Proportional to 10,532,407.80, 15,798,611.70 and 9,314,686.20

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Solution

The fourth proportional to 10,532,407.80, 15,798,611.70 and 9,314,686.20 is: 13,972,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532,407.80 : 15,798,611.70 = 9,314,686.20 : x
  2. Step 2: Convert to fraction form
    10,532,407.80/15,798,611.70 = 9,314,686.20/x
  3. Step 3: Cross multiply
    10,532,407.80x = 15,798,611.70 × 9,314,686.20
  4. Step 4: Simplify right side
    10,532,407.80x = 147,159,110,381,148.53
  5. Step 5: Solve for x
    x = 147,159,110,381,148.53/10,532,407.80
  6. Step 6: Final answer
    x = 13,972,029.30

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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.