Home / 65,811,355.50-98,658,492.66-31,246,432.86

Finding the Fourth Proportional to 65,811,355.50, 98,658,492.66 and 31,246,432.86

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Solution

The fourth proportional to 65,811,355.50, 98,658,492.66 and 31,246,432.86 is: 46,841,854.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,811,355.50 : 98,658,492.66 = 31,246,432.86 : x
  2. Step 2: Convert to fraction form
    65,811,355.50/98,658,492.66 = 31,246,432.86/x
  3. Step 3: Cross multiply
    65,811,355.50x = 98,658,492.66 × 31,246,432.86
  4. Step 4: Simplify right side
    65,811,355.50x = 3,082,725,966,969,492.50
  5. Step 5: Solve for x
    x = 3,082,725,966,969,492.50/65,811,355.50
  6. Step 6: Final answer
    x = 46,841,854.93

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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.