Home / 66,432,014.10-99,648,021.15-65,536,218.90

Finding the Fourth Proportional to 66,432,014.10, 99,648,021.15 and 65,536,218.90

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Solution

The fourth proportional to 66,432,014.10, 99,648,021.15 and 65,536,218.90 is: 98,304,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,014.10 : 99,648,021.15 = 65,536,218.90 : x
  2. Step 2: Convert to fraction form
    66,432,014.10/99,648,021.15 = 65,536,218.90/x
  3. Step 3: Cross multiply
    66,432,014.10x = 99,648,021.15 × 65,536,218.90
  4. Step 4: Simplify right side
    66,432,014.10x = 6,530,554,527,038,230
  5. Step 5: Solve for x
    x = 6,530,554,527,038,230/66,432,014.10
  6. Step 6: Final answer
    x = 98,304,328.35

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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.