Home / 45,473,774.40-68,152,600.80-18,516,974.40

Finding the Fourth Proportional to 45,473,774.40, 68,152,600.80 and 18,516,974.40

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Solution

The fourth proportional to 45,473,774.40, 68,152,600.80 and 18,516,974.40 is: 27,751,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,473,774.40 : 68,152,600.80 = 18,516,974.40 : x
  2. Step 2: Convert to fraction form
    45,473,774.40/68,152,600.80 = 18,516,974.40/x
  3. Step 3: Cross multiply
    45,473,774.40x = 68,152,600.80 × 18,516,974.40
  4. Step 4: Simplify right side
    45,473,774.40x = 1,261,979,964,307,019.25
  5. Step 5: Solve for x
    x = 1,261,979,964,307,019.25/45,473,774.40
  6. Step 6: Final answer
    x = 27,751,819.17

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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.