Home / 7,378,799.90-10,182,779.22-4,071,093.95

Finding the Fourth Proportional to 7,378,799.90, 10,182,779.22 and 4,071,093.95

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Solution

The fourth proportional to 7,378,799.90, 10,182,779.22 and 4,071,093.95 is: 5,618,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,799.90 : 10,182,779.22 = 4,071,093.95 : x
  2. Step 2: Convert to fraction form
    7,378,799.90/10,182,779.22 = 4,071,093.95/x
  3. Step 3: Cross multiply
    7,378,799.90x = 10,182,779.22 × 4,071,093.95
  4. Step 4: Simplify right side
    7,378,799.90x = 41,455,050,902,184.67
  5. Step 5: Solve for x
    x = 41,455,050,902,184.67/7,378,799.90
  6. Step 6: Final answer
    x = 5,618,129.17

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1.5x scale

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.