Home / 87,276,228.72-130,893,347.88-26,692,479.60

Finding the Fourth Proportional to 87,276,228.72, 130,893,347.88 and 26,692,479.60

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Solution

The fourth proportional to 87,276,228.72, 130,893,347.88 and 26,692,479.60 is: 40,032,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,276,228.72 : 130,893,347.88 = 26,692,479.60 : x
  2. Step 2: Convert to fraction form
    87,276,228.72/130,893,347.88 = 26,692,479.60/x
  3. Step 3: Cross multiply
    87,276,228.72x = 130,893,347.88 × 26,692,479.60
  4. Step 4: Simplify right side
    87,276,228.72x = 3,493,868,018,062,603.50
  5. Step 5: Solve for x
    x = 3,493,868,018,062,603.50/87,276,228.72
  6. Step 6: Final answer
    x = 40,032,298.25

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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.