Home / 40,665,661.50-61,000,454.07-13,371,349.98

Finding the Fourth Proportional to 40,665,661.50, 61,000,454.07 and 13,371,349.98

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Solution

The fourth proportional to 40,665,661.50, 61,000,454.07 and 13,371,349.98 is: 20,057,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665,661.50 : 61,000,454.07 = 13,371,349.98 : x
  2. Step 2: Convert to fraction form
    40,665,661.50/61,000,454.07 = 13,371,349.98/x
  3. Step 3: Cross multiply
    40,665,661.50x = 61,000,454.07 × 13,371,349.98
  4. Step 4: Simplify right side
    40,665,661.50x = 815,658,420,308,885.50
  5. Step 5: Solve for x
    x = 815,658,420,308,885.50/40,665,661.50
  6. Step 6: Final answer
    x = 20,057,670.04

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1.5x scale

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.