Home / 15,304,236.47-21,095,230.87-10,341,128.39

Finding the Fourth Proportional to 15,304,236.47, 21,095,230.87 and 10,341,128.39

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Solution

The fourth proportional to 15,304,236.47, 21,095,230.87 and 10,341,128.39 is: 14,254,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,304,236.47 : 21,095,230.87 = 10,341,128.39 : x
  2. Step 2: Convert to fraction form
    15,304,236.47/21,095,230.87 = 10,341,128.39/x
  3. Step 3: Cross multiply
    15,304,236.47x = 21,095,230.87 × 10,341,128.39
  4. Step 4: Simplify right side
    15,304,236.47x = 218,148,490,870,246.66
  5. Step 5: Solve for x
    x = 218,148,490,870,246.66/15,304,236.47
  6. Step 6: Final answer
    x = 14,254,124.43

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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.