Home / 18,006,557.16-27,009,904.96-4,359,680.80

Finding the Fourth Proportional to 18,006,557.16, 27,009,904.96 and 4,359,680.80

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Solution

The fourth proportional to 18,006,557.16, 27,009,904.96 and 4,359,680.80 is: 6,539,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006,557.16 : 27,009,904.96 = 4,359,680.80 : x
  2. Step 2: Convert to fraction form
    18,006,557.16/27,009,904.96 = 4,359,680.80/x
  3. Step 3: Cross multiply
    18,006,557.16x = 27,009,904.96 × 4,359,680.80
  4. Step 4: Simplify right side
    18,006,557.16x = 117,754,564,063,936.77
  5. Step 5: Solve for x
    x = 117,754,564,063,936.77/18,006,557.16
  6. Step 6: Final answer
    x = 6,539,537.96

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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.