Home / 52,077,326.12-71,874,150.02-28,877,612.84

Finding the Fourth Proportional to 52,077,326.12, 71,874,150.02 and 28,877,612.84

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Solution

The fourth proportional to 52,077,326.12, 71,874,150.02 and 28,877,612.84 is: 39,855,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077,326.12 : 71,874,150.02 = 28,877,612.84 : x
  2. Step 2: Convert to fraction form
    52,077,326.12/71,874,150.02 = 28,877,612.84/x
  3. Step 3: Cross multiply
    52,077,326.12x = 71,874,150.02 × 28,877,612.84
  4. Step 4: Simplify right side
    52,077,326.12x = 2,075,553,877,481,638.25
  5. Step 5: Solve for x
    x = 2,075,553,877,481,638.25/52,077,326.12
  6. Step 6: Final answer
    x = 39,855,231.29

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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.