Home / 34,157,017.43-47,137,215.49-18,687,360.41

Finding the Fourth Proportional to 34,157,017.43, 47,137,215.49 and 18,687,360.41

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Solution

The fourth proportional to 34,157,017.43, 47,137,215.49 and 18,687,360.41 is: 25,788,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,157,017.43 : 47,137,215.49 = 18,687,360.41 : x
  2. Step 2: Convert to fraction form
    34,157,017.43/47,137,215.49 = 18,687,360.41/x
  3. Step 3: Cross multiply
    34,157,017.43x = 47,137,215.49 × 18,687,360.41
  4. Step 4: Simplify right side
    34,157,017.43x = 880,870,134,303,060.25
  5. Step 5: Solve for x
    x = 880,870,134,303,060.25/34,157,017.43
  6. Step 6: Final answer
    x = 25,788,848.11

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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.