Home / 63,521,989.20-95,282,983.80-57,664,328.40

Finding the Fourth Proportional to 63,521,989.20, 95,282,983.80 and 57,664,328.40

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Solution

The fourth proportional to 63,521,989.20, 95,282,983.80 and 57,664,328.40 is: 86,496,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,521,989.20 : 95,282,983.80 = 57,664,328.40 : x
  2. Step 2: Convert to fraction form
    63,521,989.20/95,282,983.80 = 57,664,328.40/x
  3. Step 3: Cross multiply
    63,521,989.20x = 95,282,983.80 × 57,664,328.40
  4. Step 4: Simplify right side
    63,521,989.20x = 5,494,429,268,775,080
  5. Step 5: Solve for x
    x = 5,494,429,268,775,080/63,521,989.20
  6. Step 6: Final answer
    x = 86,496,492.60

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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.