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Finding the Fourth Proportional to 34,468,871.04, 47,566,468.80 and 19,000,391.04

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Solution

The fourth proportional to 34,468,871.04, 47,566,468.80 and 19,000,391.04 is: 26,220,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,468,871.04 : 47,566,468.80 = 19,000,391.04 : x
  2. Step 2: Convert to fraction form
    34,468,871.04/47,566,468.80 = 19,000,391.04/x
  3. Step 3: Cross multiply
    34,468,871.04x = 47,566,468.80 × 19,000,391.04
  4. Step 4: Simplify right side
    34,468,871.04x = 903,781,507,591,959.50
  5. Step 5: Solve for x
    x = 903,781,507,591,959.50/34,468,871.04
  6. Step 6: Final answer
    x = 26,220,223.65

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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.