Home / 42,878,078.06-59,172,122.09-23,298,965.96

Finding the Fourth Proportional to 42,878,078.06, 59,172,122.09 and 23,298,965.96

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Solution

The fourth proportional to 42,878,078.06, 59,172,122.09 and 23,298,965.96 is: 32,152,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,878,078.06 : 59,172,122.09 = 23,298,965.96 : x
  2. Step 2: Convert to fraction form
    42,878,078.06/59,172,122.09 = 23,298,965.96/x
  3. Step 3: Cross multiply
    42,878,078.06x = 59,172,122.09 × 23,298,965.96
  4. Step 4: Simplify right side
    42,878,078.06x = 1,378,649,258,355,874.25
  5. Step 5: Solve for x
    x = 1,378,649,258,355,874.25/42,878,078.06
  6. Step 6: Final answer
    x = 32,152,776.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.