Home / 47,109,967.70-70,612,463.55-18,346,543.70

Finding the Fourth Proportional to 47,109,967.70, 70,612,463.55 and 18,346,543.70

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Solution

The fourth proportional to 47,109,967.70, 70,612,463.55 and 18,346,543.70 is: 27,499,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109,967.70 : 70,612,463.55 = 18,346,543.70 : x
  2. Step 2: Convert to fraction form
    47,109,967.70/70,612,463.55 = 18,346,543.70/x
  3. Step 3: Cross multiply
    47,109,967.70x = 70,612,463.55 × 18,346,543.70
  4. Step 4: Simplify right side
    47,109,967.70x = 1,295,494,648,284,732
  5. Step 5: Solve for x
    x = 1,295,494,648,284,732/47,109,967.70
  6. Step 6: Final answer
    x = 27,499,374.58

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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.