Home / 7,657,329.80-10,566,979.58-4,172,699.32

Finding the Fourth Proportional to 7,657,329.80, 10,566,979.58 and 4,172,699.32

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Solution

The fourth proportional to 7,657,329.80, 10,566,979.58 and 4,172,699.32 is: 5,758,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,329.80 : 10,566,979.58 = 4,172,699.32 : x
  2. Step 2: Convert to fraction form
    7,657,329.80/10,566,979.58 = 4,172,699.32/x
  3. Step 3: Cross multiply
    7,657,329.80x = 10,566,979.58 × 4,172,699.32
  4. Step 4: Simplify right side
    7,657,329.80x = 44,092,828,491,934.18
  5. Step 5: Solve for x
    x = 44,092,828,491,934.18/7,657,329.80
  6. Step 6: Final answer
    x = 5,758,251.20

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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.