Home / 30,328,152.32-45,532,586.28-15,961,309.76

Finding the Fourth Proportional to 30,328,152.32, 45,532,586.28 and 15,961,309.76

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Solution

The fourth proportional to 30,328,152.32, 45,532,586.28 and 15,961,309.76 is: 23,963,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328,152.32 : 45,532,586.28 = 15,961,309.76 : x
  2. Step 2: Convert to fraction form
    30,328,152.32/45,532,586.28 = 15,961,309.76/x
  3. Step 3: Cross multiply
    30,328,152.32x = 45,532,586.28 × 15,961,309.76
  4. Step 4: Simplify right side
    30,328,152.32x = 726,759,713,789,006.12
  5. Step 5: Solve for x
    x = 726,759,713,789,006.12/30,328,152.32
  6. Step 6: Final answer
    x = 23,963,204.42

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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.