Home / 11,791,862.40-17,678,384.64-6,671,133.12

Finding the Fourth Proportional to 11,791,862.40, 17,678,384.64 and 6,671,133.12

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Solution

The fourth proportional to 11,791,862.40, 17,678,384.64 and 6,671,133.12 is: 10,001,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791,862.40 : 17,678,384.64 = 6,671,133.12 : x
  2. Step 2: Convert to fraction form
    11,791,862.40/17,678,384.64 = 6,671,133.12/x
  3. Step 3: Cross multiply
    11,791,862.40x = 17,678,384.64 × 6,671,133.12
  4. Step 4: Simplify right side
    11,791,862.40x = 117,934,857,280,003.28
  5. Step 5: Solve for x
    x = 117,934,857,280,003.28/11,791,862.40
  6. Step 6: Final answer
    x = 10,001,376.65

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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.