Home / 38,762,616.80-58,129,928.40-19,587,000.80

Finding the Fourth Proportional to 38,762,616.80, 58,129,928.40 and 19,587,000.80

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Solution

The fourth proportional to 38,762,616.80, 58,129,928.40 and 19,587,000.80 is: 29,373,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,762,616.80 : 58,129,928.40 = 19,587,000.80 : x
  2. Step 2: Convert to fraction form
    38,762,616.80/58,129,928.40 = 19,587,000.80/x
  3. Step 3: Cross multiply
    38,762,616.80x = 58,129,928.40 × 19,587,000.80
  4. Step 4: Simplify right side
    38,762,616.80x = 1,138,590,954,074,742.75
  5. Step 5: Solve for x
    x = 1,138,590,954,074,742.75/38,762,616.80
  6. Step 6: Final answer
    x = 29,373,428.53

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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.