Home / 8,753,955.40-13,129,089.90-3,705,430.60

Finding the Fourth Proportional to 8,753,955.40, 13,129,089.90 and 3,705,430.60

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Solution

The fourth proportional to 8,753,955.40, 13,129,089.90 and 3,705,430.60 is: 5,557,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,955.40 : 13,129,089.90 = 3,705,430.60 : x
  2. Step 2: Convert to fraction form
    8,753,955.40/13,129,089.90 = 3,705,430.60/x
  3. Step 3: Cross multiply
    8,753,955.40x = 13,129,089.90 × 3,705,430.60
  4. Step 4: Simplify right side
    8,753,955.40x = 48,648,931,465,610.95
  5. Step 5: Solve for x
    x = 48,648,931,465,610.95/8,753,955.40
  6. Step 6: Final answer
    x = 5,557,365.70

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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.