Home / 18,013,743.55-27,020,678.51-4,366,834.39

Finding the Fourth Proportional to 18,013,743.55, 27,020,678.51 and 4,366,834.39

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Solution

The fourth proportional to 18,013,743.55, 27,020,678.51 and 4,366,834.39 is: 6,550,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013,743.55 : 27,020,678.51 = 4,366,834.39 : x
  2. Step 2: Convert to fraction form
    18,013,743.55/27,020,678.51 = 4,366,834.39/x
  3. Step 3: Cross multiply
    18,013,743.55x = 27,020,678.51 × 4,366,834.39
  4. Step 4: Simplify right side
    18,013,743.55x = 117,994,828,158,601.95
  5. Step 5: Solve for x
    x = 117,994,828,158,601.95/18,013,743.55
  6. Step 6: Final answer
    x = 6,550,266.90

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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.