Home / 32,608,663.56-45,009,984.42-21,006,191.16

Finding the Fourth Proportional to 32,608,663.56, 45,009,984.42 and 21,006,191.16

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Solution

The fourth proportional to 32,608,663.56, 45,009,984.42 and 21,006,191.16 is: 28,995,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,608,663.56 : 45,009,984.42 = 21,006,191.16 : x
  2. Step 2: Convert to fraction form
    32,608,663.56/45,009,984.42 = 21,006,191.16/x
  3. Step 3: Cross multiply
    32,608,663.56x = 45,009,984.42 × 21,006,191.16
  4. Step 4: Simplify right side
    32,608,663.56x = 945,488,336,835,141.75
  5. Step 5: Solve for x
    x = 945,488,336,835,141.75/32,608,663.56
  6. Step 6: Final answer
    x = 28,995,004.20

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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.