Home / 42,166,661.40-63,249,992.10-25,146,552.60

Finding the Fourth Proportional to 42,166,661.40, 63,249,992.10 and 25,146,552.60

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Solution

The fourth proportional to 42,166,661.40, 63,249,992.10 and 25,146,552.60 is: 37,719,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,166,661.40 : 63,249,992.10 = 25,146,552.60 : x
  2. Step 2: Convert to fraction form
    42,166,661.40/63,249,992.10 = 25,146,552.60/x
  3. Step 3: Cross multiply
    42,166,661.40x = 63,249,992.10 × 25,146,552.60
  4. Step 4: Simplify right side
    42,166,661.40x = 1,590,519,253,292,234.50
  5. Step 5: Solve for x
    x = 1,590,519,253,292,234.50/42,166,661.40
  6. Step 6: Final answer
    x = 37,719,828.90

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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.