Home / 12,225,838.30-18,323,011.05-9,371,803.30

Finding the Fourth Proportional to 12,225,838.30, 18,323,011.05 and 9,371,803.30

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Solution

The fourth proportional to 12,225,838.30, 18,323,011.05 and 9,371,803.30 is: 14,045,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,838.30 : 18,323,011.05 = 9,371,803.30 : x
  2. Step 2: Convert to fraction form
    12,225,838.30/18,323,011.05 = 9,371,803.30/x
  3. Step 3: Cross multiply
    12,225,838.30x = 18,323,011.05 × 9,371,803.30
  4. Step 4: Simplify right side
    12,225,838.30x = 171,719,655,424,326.50
  5. Step 5: Solve for x
    x = 171,719,655,424,326.50/12,225,838.30
  6. Step 6: Final answer
    x = 14,045,634.44

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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.