Home / 58,450,120.40-87,680,710.20-15,899,848.40

Finding the Fourth Proportional to 58,450,120.40, 87,680,710.20 and 15,899,848.40

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Solution

The fourth proportional to 58,450,120.40, 87,680,710.20 and 15,899,848.40 is: 23,851,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,450,120.40 : 87,680,710.20 = 15,899,848.40 : x
  2. Step 2: Convert to fraction form
    58,450,120.40/87,680,710.20 = 15,899,848.40/x
  3. Step 3: Cross multiply
    58,450,120.40x = 87,680,710.20 × 15,899,848.40
  4. Step 4: Simplify right side
    58,450,120.40x = 1,394,109,999,784,333.75
  5. Step 5: Solve for x
    x = 1,394,109,999,784,333.75/58,450,120.40
  6. Step 6: Final answer
    x = 23,851,276.79

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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.