Home / 34,043,585.40-51,102,702.90-21,278,503.80

Finding the Fourth Proportional to 34,043,585.40, 51,102,702.90 and 21,278,503.80

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Solution

The fourth proportional to 34,043,585.40, 51,102,702.90 and 21,278,503.80 is: 31,941,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043,585.40 : 51,102,702.90 = 21,278,503.80 : x
  2. Step 2: Convert to fraction form
    34,043,585.40/51,102,702.90 = 21,278,503.80/x
  3. Step 3: Cross multiply
    34,043,585.40x = 51,102,702.90 × 21,278,503.80
  4. Step 4: Simplify right side
    34,043,585.40x = 1,087,389,057,847,921
  5. Step 5: Solve for x
    x = 1,087,389,057,847,921/34,043,585.40
  6. Step 6: Final answer
    x = 31,941,085.08

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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.