Home / 42,512,963.60-63,779,564.22-13,759,099.22

Finding the Fourth Proportional to 42,512,963.60, 63,779,564.22 and 13,759,099.22

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Solution

The fourth proportional to 42,512,963.60, 63,779,564.22 and 13,759,099.22 is: 20,641,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512,963.60 : 63,779,564.22 = 13,759,099.22 : x
  2. Step 2: Convert to fraction form
    42,512,963.60/63,779,564.22 = 13,759,099.22/x
  3. Step 3: Cross multiply
    42,512,963.60x = 63,779,564.22 × 13,759,099.22
  4. Step 4: Simplify right side
    42,512,963.60x = 877,549,352,311,341.88
  5. Step 5: Solve for x
    x = 877,549,352,311,341.88/42,512,963.60
  6. Step 6: Final answer
    x = 20,641,923.73

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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.