Home / 69,668,325.41-96,144,756.75-38,308,762.91

Finding the Fourth Proportional to 69,668,325.41, 96,144,756.75 and 38,308,762.91

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Solution

The fourth proportional to 69,668,325.41, 96,144,756.75 and 38,308,762.91 is: 52,867,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,668,325.41 : 96,144,756.75 = 38,308,762.91 : x
  2. Step 2: Convert to fraction form
    69,668,325.41/96,144,756.75 = 38,308,762.91/x
  3. Step 3: Cross multiply
    69,668,325.41x = 96,144,756.75 × 38,308,762.91
  4. Step 4: Simplify right side
    69,668,325.41x = 3,683,186,690,894,648.50
  5. Step 5: Solve for x
    x = 3,683,186,690,894,648.50/69,668,325.41
  6. Step 6: Final answer
    x = 52,867,449.73

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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.