Home / 52,167,343.60-78,251,015.40-40,060,111.60

Finding the Fourth Proportional to 52,167,343.60, 78,251,015.40 and 40,060,111.60

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Solution

The fourth proportional to 52,167,343.60, 78,251,015.40 and 40,060,111.60 is: 60,090,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,167,343.60 : 78,251,015.40 = 40,060,111.60 : x
  2. Step 2: Convert to fraction form
    52,167,343.60/78,251,015.40 = 40,060,111.60/x
  3. Step 3: Cross multiply
    52,167,343.60x = 78,251,015.40 × 40,060,111.60
  4. Step 4: Simplify right side
    52,167,343.60x = 3,134,744,409,737,319
  5. Step 5: Solve for x
    x = 3,134,744,409,737,319/52,167,343.60
  6. Step 6: Final answer
    x = 60,090,167.40

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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.