Home / 5,702,970.10-8,554,455.15-3,687,430.90

Finding the Fourth Proportional to 5,702,970.10, 8,554,455.15 and 3,687,430.90

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Solution

The fourth proportional to 5,702,970.10, 8,554,455.15 and 3,687,430.90 is: 5,531,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702,970.10 : 8,554,455.15 = 3,687,430.90 : x
  2. Step 2: Convert to fraction form
    5,702,970.10/8,554,455.15 = 3,687,430.90/x
  3. Step 3: Cross multiply
    5,702,970.10x = 8,554,455.15 × 3,687,430.90
  4. Step 4: Simplify right side
    5,702,970.10x = 31,543,962,252,774.14
  5. Step 5: Solve for x
    x = 31,543,962,252,774.14/5,702,970.10
  6. Step 6: Final answer
    x = 5,531,146.35

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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.