Home / 57,798,748.12-86,637,433.38-19,446,948.76

Finding the Fourth Proportional to 57,798,748.12, 86,637,433.38 and 19,446,948.76

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Solution

The fourth proportional to 57,798,748.12, 86,637,433.38 and 19,446,948.76 is: 29,150,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798,748.12 : 86,637,433.38 = 19,446,948.76 : x
  2. Step 2: Convert to fraction form
    57,798,748.12/86,637,433.38 = 19,446,948.76/x
  3. Step 3: Cross multiply
    57,798,748.12x = 86,637,433.38 × 19,446,948.76
  4. Step 4: Simplify right side
    57,798,748.12x = 1,684,833,727,638,773.75
  5. Step 5: Solve for x
    x = 1,684,833,727,638,773.75/57,798,748.12
  6. Step 6: Final answer
    x = 29,150,003.81

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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.