Home / 56,711,109.60-85,066,664.40-18,376,498.80

Finding the Fourth Proportional to 56,711,109.60, 85,066,664.40 and 18,376,498.80

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Solution

The fourth proportional to 56,711,109.60, 85,066,664.40 and 18,376,498.80 is: 27,564,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,711,109.60 : 85,066,664.40 = 18,376,498.80 : x
  2. Step 2: Convert to fraction form
    56,711,109.60/85,066,664.40 = 18,376,498.80/x
  3. Step 3: Cross multiply
    56,711,109.60x = 85,066,664.40 × 18,376,498.80
  4. Step 4: Simplify right side
    56,711,109.60x = 1,563,227,456,266,603
  5. Step 5: Solve for x
    x = 1,563,227,456,266,603/56,711,109.60
  6. Step 6: Final answer
    x = 27,564,748.20

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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.