Home / 21,862,830.40-32,814,074.40-11,087,627.20

Finding the Fourth Proportional to 21,862,830.40, 32,814,074.40 and 11,087,627.20

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Solution

The fourth proportional to 21,862,830.40, 32,814,074.40 and 11,087,627.20 is: 16,641,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862,830.40 : 32,814,074.40 = 11,087,627.20 : x
  2. Step 2: Convert to fraction form
    21,862,830.40/32,814,074.40 = 11,087,627.20/x
  3. Step 3: Cross multiply
    21,862,830.40x = 32,814,074.40 × 11,087,627.20
  4. Step 4: Simplify right side
    21,862,830.40x = 363,830,223,860,263.62
  5. Step 5: Solve for x
    x = 363,830,223,860,263.62/21,862,830.40
  6. Step 6: Final answer
    x = 16,641,496.88

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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.