Home / 57,222,400.24-78,968,988.92-32,780,838.16

Finding the Fourth Proportional to 57,222,400.24, 78,968,988.92 and 32,780,838.16

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Solution

The fourth proportional to 57,222,400.24, 78,968,988.92 and 32,780,838.16 is: 45,238,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,222,400.24 : 78,968,988.92 = 32,780,838.16 : x
  2. Step 2: Convert to fraction form
    57,222,400.24/78,968,988.92 = 32,780,838.16/x
  3. Step 3: Cross multiply
    57,222,400.24x = 78,968,988.92 × 32,780,838.16
  4. Step 4: Simplify right side
    57,222,400.24x = 2,588,669,645,445,353.50
  5. Step 5: Solve for x
    x = 2,588,669,645,445,353.50/57,222,400.24
  6. Step 6: Final answer
    x = 45,238,746.27

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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.