Home / 6,788,655.52-9,368,681.28-4,211,166.72

Finding the Fourth Proportional to 6,788,655.52, 9,368,681.28 and 4,211,166.72

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Solution

The fourth proportional to 6,788,655.52, 9,368,681.28 and 4,211,166.72 is: 5,811,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,655.52 : 9,368,681.28 = 4,211,166.72 : x
  2. Step 2: Convert to fraction form
    6,788,655.52/9,368,681.28 = 4,211,166.72/x
  3. Step 3: Cross multiply
    6,788,655.52x = 9,368,681.28 × 4,211,166.72
  4. Step 4: Simplify right side
    6,788,655.52x = 39,453,078,816,623
  5. Step 5: Solve for x
    x = 39,453,078,816,623/6,788,655.52
  6. Step 6: Final answer
    x = 5,811,618.91

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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.