Home / 19,931,907.60-29,897,861.40-16,743,261.60

Finding the Fourth Proportional to 19,931,907.60, 29,897,861.40 and 16,743,261.60

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Solution

The fourth proportional to 19,931,907.60, 29,897,861.40 and 16,743,261.60 is: 25,114,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931,907.60 : 29,897,861.40 = 16,743,261.60 : x
  2. Step 2: Convert to fraction form
    19,931,907.60/29,897,861.40 = 16,743,261.60/x
  3. Step 3: Cross multiply
    19,931,907.60x = 29,897,861.40 × 16,743,261.60
  4. Step 4: Simplify right side
    19,931,907.60x = 500,587,714,700,742.19
  5. Step 5: Solve for x
    x = 500,587,714,700,742.19/19,931,907.60
  6. Step 6: Final answer
    x = 25,114,892.40

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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.