Home / 15,454,981.20-23,182,471.80-9,781,611.60

Finding the Fourth Proportional to 15,454,981.20, 23,182,471.80 and 9,781,611.60

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Solution

The fourth proportional to 15,454,981.20, 23,182,471.80 and 9,781,611.60 is: 14,672,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454,981.20 : 23,182,471.80 = 9,781,611.60 : x
  2. Step 2: Convert to fraction form
    15,454,981.20/23,182,471.80 = 9,781,611.60/x
  3. Step 3: Cross multiply
    15,454,981.20x = 23,182,471.80 × 9,781,611.60
  4. Step 4: Simplify right side
    15,454,981.20x = 226,761,935,075,552.88
  5. Step 5: Solve for x
    x = 226,761,935,075,552.88/15,454,981.20
  6. Step 6: Final answer
    x = 14,672,417.40

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1.5x scale

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.