Home / 32,806,478.52-45,272,063.22-18,121,828.74

Finding the Fourth Proportional to 32,806,478.52, 45,272,063.22 and 18,121,828.74

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Solution

The fourth proportional to 32,806,478.52, 45,272,063.22 and 18,121,828.74 is: 25,007,639.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,806,478.52 : 45,272,063.22 = 18,121,828.74 : x
  2. Step 2: Convert to fraction form
    32,806,478.52/45,272,063.22 = 18,121,828.74/x
  3. Step 3: Cross multiply
    32,806,478.52x = 45,272,063.22 × 18,121,828.74
  4. Step 4: Simplify right side
    32,806,478.52x = 820,412,576,379,292.88
  5. Step 5: Solve for x
    x = 820,412,576,379,292.88/32,806,478.52
  6. Step 6: Final answer
    x = 25,007,639.14

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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.