Home / 45,427,926.60-68,117,006.70-18,471,126.60

Finding the Fourth Proportional to 45,427,926.60, 68,117,006.70 and 18,471,126.60

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Solution

The fourth proportional to 45,427,926.60, 68,117,006.70 and 18,471,126.60 is: 27,696,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427,926.60 : 68,117,006.70 = 18,471,126.60 : x
  2. Step 2: Convert to fraction form
    45,427,926.60/68,117,006.70 = 18,471,126.60/x
  3. Step 3: Cross multiply
    45,427,926.60x = 68,117,006.70 × 18,471,126.60
  4. Step 4: Simplify right side
    45,427,926.60x = 1,258,197,854,368,748.50
  5. Step 5: Solve for x
    x = 1,258,197,854,368,748.50/45,427,926.60
  6. Step 6: Final answer
    x = 27,696,572.32

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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.