Home / 19,587,528.40-29,381,292.60-11,923,502.80

Finding the Fourth Proportional to 19,587,528.40, 29,381,292.60 and 11,923,502.80

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Solution

The fourth proportional to 19,587,528.40, 29,381,292.60 and 11,923,502.80 is: 17,885,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,528.40 : 29,381,292.60 = 11,923,502.80 : x
  2. Step 2: Convert to fraction form
    19,587,528.40/29,381,292.60 = 11,923,502.80/x
  3. Step 3: Cross multiply
    19,587,528.40x = 29,381,292.60 × 11,923,502.80
  4. Step 4: Simplify right side
    19,587,528.40x = 350,327,924,583,719.31
  5. Step 5: Solve for x
    x = 350,327,924,583,719.31/19,587,528.40
  6. Step 6: Final answer
    x = 17,885,254.20

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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.