Home / 35,438,216.26-48,915,547.35-20,557,300.85

Finding the Fourth Proportional to 35,438,216.26, 48,915,547.35 and 20,557,300.85

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Solution

The fourth proportional to 35,438,216.26, 48,915,547.35 and 20,557,300.85 is: 28,375,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438,216.26 : 48,915,547.35 = 20,557,300.85 : x
  2. Step 2: Convert to fraction form
    35,438,216.26/48,915,547.35 = 20,557,300.85/x
  3. Step 3: Cross multiply
    35,438,216.26x = 48,915,547.35 × 20,557,300.85
  4. Step 4: Simplify right side
    35,438,216.26x = 1,005,571,623,161,569.12
  5. Step 5: Solve for x
    x = 1,005,571,623,161,569.12/35,438,216.26
  6. Step 6: Final answer
    x = 28,375,345.30

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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.