Home / 12,944,677.60-19,424,014.80-5,757,320.80

Finding the Fourth Proportional to 12,944,677.60, 19,424,014.80 and 5,757,320.80

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Solution

The fourth proportional to 12,944,677.60, 19,424,014.80 and 5,757,320.80 is: 8,639,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,677.60 : 19,424,014.80 = 5,757,320.80 : x
  2. Step 2: Convert to fraction form
    12,944,677.60/19,424,014.80 = 5,757,320.80/x
  3. Step 3: Cross multiply
    12,944,677.60x = 19,424,014.80 × 5,757,320.80
  4. Step 4: Simplify right side
    12,944,677.60x = 111,830,284,427,547.84
  5. Step 5: Solve for x
    x = 111,830,284,427,547.84/12,944,677.60
  6. Step 6: Final answer
    x = 8,639,093.83

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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.