Home / 19,488,747.60-29,233,121.40-14,009,000.40

Finding the Fourth Proportional to 19,488,747.60, 29,233,121.40 and 14,009,000.40

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Solution

The fourth proportional to 19,488,747.60, 29,233,121.40 and 14,009,000.40 is: 21,013,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,747.60 : 29,233,121.40 = 14,009,000.40 : x
  2. Step 2: Convert to fraction form
    19,488,747.60/29,233,121.40 = 14,009,000.40/x
  3. Step 3: Cross multiply
    19,488,747.60x = 29,233,121.40 × 14,009,000.40
  4. Step 4: Simplify right side
    19,488,747.60x = 409,526,809,385,848.56
  5. Step 5: Solve for x
    x = 409,526,809,385,848.56/19,488,747.60
  6. Step 6: Final answer
    x = 21,013,500.60

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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.