Home / 82,748,232.72-124,037,183.28-36,711,782.40

Finding the Fourth Proportional to 82,748,232.72, 124,037,183.28 and 36,711,782.40

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Solution

The fourth proportional to 82,748,232.72, 124,037,183.28 and 36,711,782.40 is: 55,029,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,748,232.72 : 124,037,183.28 = 36,711,782.40 : x
  2. Step 2: Convert to fraction form
    82,748,232.72/124,037,183.28 = 36,711,782.40/x
  3. Step 3: Cross multiply
    82,748,232.72x = 124,037,183.28 × 36,711,782.40
  4. Step 4: Simplify right side
    82,748,232.72x = 4,553,626,082,084,278
  5. Step 5: Solve for x
    x = 4,553,626,082,084,278/82,748,232.72
  6. Step 6: Final answer
    x = 55,029,889.25

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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.