Home / 52,897,809.70-79,328,052.15-18,820,267.30

Finding the Fourth Proportional to 52,897,809.70, 79,328,052.15 and 18,820,267.30

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Solution

The fourth proportional to 52,897,809.70, 79,328,052.15 and 18,820,267.30 is: 28,223,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,897,809.70 : 79,328,052.15 = 18,820,267.30 : x
  2. Step 2: Convert to fraction form
    52,897,809.70/79,328,052.15 = 18,820,267.30/x
  3. Step 3: Cross multiply
    52,897,809.70x = 79,328,052.15 × 18,820,267.30
  4. Step 4: Simplify right side
    52,897,809.70x = 1,492,975,145,851,339.75
  5. Step 5: Solve for x
    x = 1,492,975,145,851,339.75/52,897,809.70
  6. Step 6: Final answer
    x = 28,223,761.14

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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.