Home / 42,571,997.40-63,851,775.30-12,276,701.40

Finding the Fourth Proportional to 42,571,997.40, 63,851,775.30 and 12,276,701.40

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Solution

The fourth proportional to 42,571,997.40, 63,851,775.30 and 12,276,701.40 is: 18,413,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,571,997.40 : 63,851,775.30 = 12,276,701.40 : x
  2. Step 2: Convert to fraction form
    42,571,997.40/63,851,775.30 = 12,276,701.40/x
  3. Step 3: Cross multiply
    42,571,997.40x = 63,851,775.30 × 12,276,701.40
  4. Step 4: Simplify right side
    42,571,997.40x = 783,889,179,217,995.38
  5. Step 5: Solve for x
    x = 783,889,179,217,995.38/42,571,997.40
  6. Step 6: Final answer
    x = 18,413,258.18

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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.