Home / 69,119,334.60-103,678,291.80-39,954,616.35

Finding the Fourth Proportional to 69,119,334.60, 103,678,291.80 and 39,954,616.35

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Solution

The fourth proportional to 69,119,334.60, 103,678,291.80 and 39,954,616.35 is: 59,931,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,119,334.60 : 103,678,291.80 = 39,954,616.35 : x
  2. Step 2: Convert to fraction form
    69,119,334.60/103,678,291.80 = 39,954,616.35/x
  3. Step 3: Cross multiply
    69,119,334.60x = 103,678,291.80 × 39,954,616.35
  4. Step 4: Simplify right side
    69,119,334.60x = 4,142,426,372,692,351
  5. Step 5: Solve for x
    x = 4,142,426,372,692,351/69,119,334.60
  6. Step 6: Final answer
    x = 59,931,514.05

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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.