Home / 42,264,010.60-63,396,015.90-39,408,663.40

Finding the Fourth Proportional to 42,264,010.60, 63,396,015.90 and 39,408,663.40

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Solution

The fourth proportional to 42,264,010.60, 63,396,015.90 and 39,408,663.40 is: 59,112,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,264,010.60 : 63,396,015.90 = 39,408,663.40 : x
  2. Step 2: Convert to fraction form
    42,264,010.60/63,396,015.90 = 39,408,663.40/x
  3. Step 3: Cross multiply
    42,264,010.60x = 63,396,015.90 × 39,408,663.40
  4. Step 4: Simplify right side
    42,264,010.60x = 2,498,352,251,504,148
  5. Step 5: Solve for x
    x = 2,498,352,251,504,148/42,264,010.60
  6. Step 6: Final answer
    x = 59,112,995.10

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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.