Home / 67,409,854.80-101,114,782.20-56,063,115.60

Finding the Fourth Proportional to 67,409,854.80, 101,114,782.20 and 56,063,115.60

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Solution

The fourth proportional to 67,409,854.80, 101,114,782.20 and 56,063,115.60 is: 84,094,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,409,854.80 : 101,114,782.20 = 56,063,115.60 : x
  2. Step 2: Convert to fraction form
    67,409,854.80/101,114,782.20 = 56,063,115.60/x
  3. Step 3: Cross multiply
    67,409,854.80x = 101,114,782.20 × 56,063,115.60
  4. Step 4: Simplify right side
    67,409,854.80x = 5,668,809,723,347,423
  5. Step 5: Solve for x
    x = 5,668,809,723,347,423/67,409,854.80
  6. Step 6: Final answer
    x = 84,094,673.40

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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.