Home / 67,782,632.88-93,537,744.12-38,803,658.16

Finding the Fourth Proportional to 67,782,632.88, 93,537,744.12 and 38,803,658.16

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Solution

The fourth proportional to 67,782,632.88, 93,537,744.12 and 38,803,658.16 is: 53,547,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,782,632.88 : 93,537,744.12 = 38,803,658.16 : x
  2. Step 2: Convert to fraction form
    67,782,632.88/93,537,744.12 = 38,803,658.16/x
  3. Step 3: Cross multiply
    67,782,632.88x = 93,537,744.12 × 38,803,658.16
  4. Step 4: Simplify right side
    67,782,632.88x = 3,629,606,647,890,030
  5. Step 5: Solve for x
    x = 3,629,606,647,890,030/67,782,632.88
  6. Step 6: Final answer
    x = 53,547,737.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.