Home / 28,793,070.70-39,522,932.87-25,456,802.20

Finding the Fourth Proportional to 28,793,070.70, 39,522,932.87 and 25,456,802.20

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Solution

The fourth proportional to 28,793,070.70, 39,522,932.87 and 25,456,802.20 is: 34,943,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793,070.70 : 39,522,932.87 = 25,456,802.20 : x
  2. Step 2: Convert to fraction form
    28,793,070.70/39,522,932.87 = 25,456,802.20/x
  3. Step 3: Cross multiply
    28,793,070.70x = 39,522,932.87 × 25,456,802.20
  4. Step 4: Simplify right side
    28,793,070.70x = 1,006,127,484,435,468.25
  5. Step 5: Solve for x
    x = 1,006,127,484,435,468.25/28,793,070.70
  6. Step 6: Final answer
    x = 34,943,389.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.