Home / 42,605,087.10-63,907,630.65-13,852,160.70

Finding the Fourth Proportional to 42,605,087.10, 63,907,630.65 and 13,852,160.70

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Solution

The fourth proportional to 42,605,087.10, 63,907,630.65 and 13,852,160.70 is: 20,778,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,605,087.10 : 63,907,630.65 = 13,852,160.70 : x
  2. Step 2: Convert to fraction form
    42,605,087.10/63,907,630.65 = 13,852,160.70/x
  3. Step 3: Cross multiply
    42,605,087.10x = 63,907,630.65 × 13,852,160.70
  4. Step 4: Simplify right side
    42,605,087.10x = 885,258,769,720,045.38
  5. Step 5: Solve for x
    x = 885,258,769,720,045.38/42,605,087.10
  6. Step 6: Final answer
    x = 20,778,241.05

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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.