Home / 10,129,761.84-15,194,678.64-2,453,411.82

Finding the Fourth Proportional to 10,129,761.84, 15,194,678.64 and 2,453,411.82

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Solution

The fourth proportional to 10,129,761.84, 15,194,678.64 and 2,453,411.82 is: 3,680,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129,761.84 : 15,194,678.64 = 2,453,411.82 : x
  2. Step 2: Convert to fraction form
    10,129,761.84/15,194,678.64 = 2,453,411.82/x
  3. Step 3: Cross multiply
    10,129,761.84x = 15,194,678.64 × 2,453,411.82
  4. Step 4: Simplify right side
    10,129,761.84x = 37,278,804,176,477.52
  5. Step 5: Solve for x
    x = 37,278,804,176,477.52/10,129,761.84
  6. Step 6: Final answer
    x = 3,680,126.42

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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.