Home / 14,227,773.20-21,341,659.80-13,406,627.60

Finding the Fourth Proportional to 14,227,773.20, 21,341,659.80 and 13,406,627.60

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Solution

The fourth proportional to 14,227,773.20, 21,341,659.80 and 13,406,627.60 is: 20,109,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227,773.20 : 21,341,659.80 = 13,406,627.60 : x
  2. Step 2: Convert to fraction form
    14,227,773.20/21,341,659.80 = 13,406,627.60/x
  3. Step 3: Cross multiply
    14,227,773.20x = 21,341,659.80 × 13,406,627.60
  4. Step 4: Simplify right side
    14,227,773.20x = 286,119,685,304,490.50
  5. Step 5: Solve for x
    x = 286,119,685,304,490.50/14,227,773.20
  6. Step 6: Final answer
    x = 20,109,941.40

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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.