Home / 57,170,151.66-78,894,637.10-31,064,749.14

Finding the Fourth Proportional to 57,170,151.66, 78,894,637.10 and 31,064,749.14

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Solution

The fourth proportional to 57,170,151.66, 78,894,637.10 and 31,064,749.14 is: 42,869,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,170,151.66 : 78,894,637.10 = 31,064,749.14 : x
  2. Step 2: Convert to fraction form
    57,170,151.66/78,894,637.10 = 31,064,749.14/x
  3. Step 3: Cross multiply
    57,170,151.66x = 78,894,637.10 × 31,064,749.14
  4. Step 4: Simplify right side
    57,170,151.66x = 2,450,842,110,002,837
  5. Step 5: Solve for x
    x = 2,450,842,110,002,837/57,170,151.66
  6. Step 6: Final answer
    x = 42,869,260.25

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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.