Home / 47,316,910.60-70,994,028.30-18,558,152.20

Finding the Fourth Proportional to 47,316,910.60, 70,994,028.30 and 18,558,152.20

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Solution

The fourth proportional to 47,316,910.60, 70,994,028.30 and 18,558,152.20 is: 27,844,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,316,910.60 : 70,994,028.30 = 18,558,152.20 : x
  2. Step 2: Convert to fraction form
    47,316,910.60/70,994,028.30 = 18,558,152.20/x
  3. Step 3: Cross multiply
    47,316,910.60x = 70,994,028.30 × 18,558,152.20
  4. Step 4: Simplify right side
    47,316,910.60x = 1,317,517,982,482,507.25
  5. Step 5: Solve for x
    x = 1,317,517,982,482,507.25/47,316,910.60
  6. Step 6: Final answer
    x = 27,844,547.87

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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.