Home / 7,710,818.80-11,552,231.40-6,283,145.20

Finding the Fourth Proportional to 7,710,818.80, 11,552,231.40 and 6,283,145.20

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Solution

The fourth proportional to 7,710,818.80, 11,552,231.40 and 6,283,145.20 is: 9,413,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,818.80 : 11,552,231.40 = 6,283,145.20 : x
  2. Step 2: Convert to fraction form
    7,710,818.80/11,552,231.40 = 6,283,145.20/x
  3. Step 3: Cross multiply
    7,710,818.80x = 11,552,231.40 × 6,283,145.20
  4. Step 4: Simplify right side
    7,710,818.80x = 72,584,347,270,199.28
  5. Step 5: Solve for x
    x = 72,584,347,270,199.28/7,710,818.80
  6. Step 6: Final answer
    x = 9,413,312.54

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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.