Home / 40,461,668.40-60,692,502.60-13,170,532.80

Finding the Fourth Proportional to 40,461,668.40, 60,692,502.60 and 13,170,532.80

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Solution

The fourth proportional to 40,461,668.40, 60,692,502.60 and 13,170,532.80 is: 19,755,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461,668.40 : 60,692,502.60 = 13,170,532.80 : x
  2. Step 2: Convert to fraction form
    40,461,668.40/60,692,502.60 = 13,170,532.80/x
  3. Step 3: Cross multiply
    40,461,668.40x = 60,692,502.60 × 13,170,532.80
  4. Step 4: Simplify right side
    40,461,668.40x = 799,352,596,207,385.38
  5. Step 5: Solve for x
    x = 799,352,596,207,385.38/40,461,668.40
  6. Step 6: Final answer
    x = 19,755,799.20

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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.