Home / 40,804,959.20-61,207,438.80-35,490,549.20

Finding the Fourth Proportional to 40,804,959.20, 61,207,438.80 and 35,490,549.20

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Solution

The fourth proportional to 40,804,959.20, 61,207,438.80 and 35,490,549.20 is: 53,235,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,804,959.20 : 61,207,438.80 = 35,490,549.20 : x
  2. Step 2: Convert to fraction form
    40,804,959.20/61,207,438.80 = 35,490,549.20/x
  3. Step 3: Cross multiply
    40,804,959.20x = 61,207,438.80 × 35,490,549.20
  4. Step 4: Simplify right side
    40,804,959.20x = 2,172,285,618,137,389
  5. Step 5: Solve for x
    x = 2,172,285,618,137,389/40,804,959.20
  6. Step 6: Final answer
    x = 53,235,823.80

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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.