Home / 10,475,564-15,714,010.20-3,287,381.36

Finding the Fourth Proportional to 10,475,564, 15,714,010.20 and 3,287,381.36

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Solution

The fourth proportional to 10,475,564, 15,714,010.20 and 3,287,381.36 is: 4,931,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475,564 : 15,714,010.20 = 3,287,381.36 : x
  2. Step 2: Convert to fraction form
    10,475,564/15,714,010.20 = 3,287,381.36/x
  3. Step 3: Cross multiply
    10,475,564x = 15,714,010.20 × 3,287,381.36
  4. Step 4: Simplify right side
    10,475,564x = 51,657,944,222,329.87
  5. Step 5: Solve for x
    x = 51,657,944,222,329.87/10,475,564
  6. Step 6: Final answer
    x = 4,931,280.48

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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.