Home / 86,677,393.50-130,060,790.28-40,623,941.16

Finding the Fourth Proportional to 86,677,393.50, 130,060,790.28 and 40,623,941.16

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Solution

The fourth proportional to 86,677,393.50, 130,060,790.28 and 40,623,941.16 is: 60,956,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,677,393.50 : 130,060,790.28 = 40,623,941.16 : x
  2. Step 2: Convert to fraction form
    86,677,393.50/130,060,790.28 = 40,623,941.16/x
  3. Step 3: Cross multiply
    86,677,393.50x = 130,060,790.28 × 40,623,941.16
  4. Step 4: Simplify right side
    86,677,393.50x = 5,283,581,891,557,820
  5. Step 5: Solve for x
    x = 5,283,581,891,557,820/86,677,393.50
  6. Step 6: Final answer
    x = 60,956,861.74

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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.