Home / 7,983,479.07-11,017,205.49-4,312,395.66

Finding the Fourth Proportional to 7,983,479.07, 11,017,205.49 and 4,312,395.66

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Solution

The fourth proportional to 7,983,479.07, 11,017,205.49 and 4,312,395.66 is: 5,951,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,479.07 : 11,017,205.49 = 4,312,395.66 : x
  2. Step 2: Convert to fraction form
    7,983,479.07/11,017,205.49 = 4,312,395.66/x
  3. Step 3: Cross multiply
    7,983,479.07x = 11,017,205.49 × 4,312,395.66
  4. Step 4: Simplify right side
    7,983,479.07x = 47,510,549,140,404.18
  5. Step 5: Solve for x
    x = 47,510,549,140,404.18/7,983,479.07
  6. Step 6: Final answer
    x = 5,951,108.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.