Home / 12,191,931.01-18,275,094.78-4,102,098.13

Finding the Fourth Proportional to 12,191,931.01, 18,275,094.78 and 4,102,098.13

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Solution

The fourth proportional to 12,191,931.01, 18,275,094.78 and 4,102,098.13 is: 6,148,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191,931.01 : 18,275,094.78 = 4,102,098.13 : x
  2. Step 2: Convert to fraction form
    12,191,931.01/18,275,094.78 = 4,102,098.13/x
  3. Step 3: Cross multiply
    12,191,931.01x = 18,275,094.78 × 4,102,098.13
  4. Step 4: Simplify right side
    12,191,931.01x = 74,966,232,122,610.77
  5. Step 5: Solve for x
    x = 74,966,232,122,610.77/12,191,931.01
  6. Step 6: Final answer
    x = 6,148,839.92

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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.