Home / 42,526,558.40-63,799,168.80-13,774,020.80

Finding the Fourth Proportional to 42,526,558.40, 63,799,168.80 and 13,774,020.80

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Solution

The fourth proportional to 42,526,558.40, 63,799,168.80 and 13,774,020.80 is: 20,664,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,526,558.40 : 63,799,168.80 = 13,774,020.80 : x
  2. Step 2: Convert to fraction form
    42,526,558.40/63,799,168.80 = 13,774,020.80/x
  3. Step 3: Cross multiply
    42,526,558.40x = 63,799,168.80 × 13,774,020.80
  4. Step 4: Simplify right side
    42,526,558.40x = 878,771,078,073,911
  5. Step 5: Solve for x
    x = 878,771,078,073,911/42,526,558.40
  6. Step 6: Final answer
    x = 20,664,053.50

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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.