Home / 15,948,011.80-23,922,017.70-7,429,209.40

Finding the Fourth Proportional to 15,948,011.80, 23,922,017.70 and 7,429,209.40

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Solution

The fourth proportional to 15,948,011.80, 23,922,017.70 and 7,429,209.40 is: 11,143,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948,011.80 : 23,922,017.70 = 7,429,209.40 : x
  2. Step 2: Convert to fraction form
    15,948,011.80/23,922,017.70 = 7,429,209.40/x
  3. Step 3: Cross multiply
    15,948,011.80x = 23,922,017.70 × 7,429,209.40
  4. Step 4: Simplify right side
    15,948,011.80x = 177,721,678,763,806.38
  5. Step 5: Solve for x
    x = 177,721,678,763,806.38/15,948,011.80
  6. Step 6: Final answer
    x = 11,143,814.10

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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.