Home / 60,668,124.80-91,002,187.20-43,662,012.80

Finding the Fourth Proportional to 60,668,124.80, 91,002,187.20 and 43,662,012.80

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Solution

The fourth proportional to 60,668,124.80, 91,002,187.20 and 43,662,012.80 is: 65,493,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,668,124.80 : 91,002,187.20 = 43,662,012.80 : x
  2. Step 2: Convert to fraction form
    60,668,124.80/91,002,187.20 = 43,662,012.80/x
  3. Step 3: Cross multiply
    60,668,124.80x = 91,002,187.20 × 43,662,012.80
  4. Step 4: Simplify right side
    60,668,124.80x = 3,973,338,662,354,396
  5. Step 5: Solve for x
    x = 3,973,338,662,354,396/60,668,124.80
  6. Step 6: Final answer
    x = 65,493,019.20

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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.