Home / 7,338,979.65-11,007,614.10-1,948,048.95

Finding the Fourth Proportional to 7,338,979.65, 11,007,614.10 and 1,948,048.95

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Solution

The fourth proportional to 7,338,979.65, 11,007,614.10 and 1,948,048.95 is: 2,921,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,979.65 : 11,007,614.10 = 1,948,048.95 : x
  2. Step 2: Convert to fraction form
    7,338,979.65/11,007,614.10 = 1,948,048.95/x
  3. Step 3: Cross multiply
    7,338,979.65x = 11,007,614.10 × 1,948,048.95
  4. Step 4: Simplify right side
    7,338,979.65x = 21,443,371,089,510.20
  5. Step 5: Solve for x
    x = 21,443,371,089,510.20/7,338,979.65
  6. Step 6: Final answer
    x = 2,921,846.38

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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.