Home / 37,378,251.48-51,581,997.30-20,633,001.18

Finding the Fourth Proportional to 37,378,251.48, 51,581,997.30 and 20,633,001.18

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Solution

The fourth proportional to 37,378,251.48, 51,581,997.30 and 20,633,001.18 is: 28,473,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378,251.48 : 51,581,997.30 = 20,633,001.18 : x
  2. Step 2: Convert to fraction form
    37,378,251.48/51,581,997.30 = 20,633,001.18/x
  3. Step 3: Cross multiply
    37,378,251.48x = 51,581,997.30 × 20,633,001.18
  4. Step 4: Simplify right side
    37,378,251.48x = 1,064,291,411,157,656.75
  5. Step 5: Solve for x
    x = 1,064,291,411,157,656.75/37,378,251.48
  6. Step 6: Final answer
    x = 28,473,547.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.