Home / 60,521,661.20-90,782,491.80-53,341,302.80

Finding the Fourth Proportional to 60,521,661.20, 90,782,491.80 and 53,341,302.80

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Solution

The fourth proportional to 60,521,661.20, 90,782,491.80 and 53,341,302.80 is: 80,011,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,521,661.20 : 90,782,491.80 = 53,341,302.80 : x
  2. Step 2: Convert to fraction form
    60,521,661.20/90,782,491.80 = 53,341,302.80/x
  3. Step 3: Cross multiply
    60,521,661.20x = 90,782,491.80 × 53,341,302.80
  4. Step 4: Simplify right side
    60,521,661.20x = 4,842,456,384,042,317
  5. Step 5: Solve for x
    x = 4,842,456,384,042,317/60,521,661.20
  6. Step 6: Final answer
    x = 80,011,954.20

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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.