Home / 30,912,359.61-46,373,886.51-10,442,228.22

Finding the Fourth Proportional to 30,912,359.61, 46,373,886.51 and 10,442,228.22

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Solution

The fourth proportional to 30,912,359.61, 46,373,886.51 and 10,442,228.22 is: 15,665,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912,359.61 : 46,373,886.51 = 10,442,228.22 : x
  2. Step 2: Convert to fraction form
    30,912,359.61/46,373,886.51 = 10,442,228.22/x
  3. Step 3: Cross multiply
    30,912,359.61x = 46,373,886.51 × 10,442,228.22
  4. Step 4: Simplify right side
    30,912,359.61x = 484,246,706,385,799.31
  5. Step 5: Solve for x
    x = 484,246,706,385,799.31/30,912,359.61
  6. Step 6: Final answer
    x = 15,665,148.58

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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.