Home / 51,114,411.20-76,671,616.80-15,212,619.20

Finding the Fourth Proportional to 51,114,411.20, 76,671,616.80 and 15,212,619.20

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Solution

The fourth proportional to 51,114,411.20, 76,671,616.80 and 15,212,619.20 is: 22,818,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,114,411.20 : 76,671,616.80 = 15,212,619.20 : x
  2. Step 2: Convert to fraction form
    51,114,411.20/76,671,616.80 = 15,212,619.20/x
  3. Step 3: Cross multiply
    51,114,411.20x = 76,671,616.80 × 15,212,619.20
  4. Step 4: Simplify right side
    51,114,411.20x = 1,166,376,109,443,364.50
  5. Step 5: Solve for x
    x = 1,166,376,109,443,364.50/51,114,411.20
  6. Step 6: Final answer
    x = 22,818,928.79

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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.