Home / 21,838,751.42-32,758,138.06-7,461,960.17

Finding the Fourth Proportional to 21,838,751.42, 32,758,138.06 and 7,461,960.17

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Solution

The fourth proportional to 21,838,751.42, 32,758,138.06 and 7,461,960.17 is: 11,192,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,838,751.42 : 32,758,138.06 = 7,461,960.17 : x
  2. Step 2: Convert to fraction form
    21,838,751.42/32,758,138.06 = 7,461,960.17/x
  3. Step 3: Cross multiply
    21,838,751.42x = 32,758,138.06 × 7,461,960.17
  4. Step 4: Simplify right side
    21,838,751.42x = 244,439,921,264,635.50
  5. Step 5: Solve for x
    x = 244,439,921,264,635.50/21,838,751.42
  6. Step 6: Final answer
    x = 11,192,943.98

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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.