Home / 7,261,282.32-10,023,311.40-5,708,492.88

Finding the Fourth Proportional to 7,261,282.32, 10,023,311.40 and 5,708,492.88

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Solution

The fourth proportional to 7,261,282.32, 10,023,311.40 and 5,708,492.88 is: 7,879,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,282.32 : 10,023,311.40 = 5,708,492.88 : x
  2. Step 2: Convert to fraction form
    7,261,282.32/10,023,311.40 = 5,708,492.88/x
  3. Step 3: Cross multiply
    7,261,282.32x = 10,023,311.40 × 5,708,492.88
  4. Step 4: Simplify right side
    7,261,282.32x = 57,218,001,760,922.84
  5. Step 5: Solve for x
    x = 57,218,001,760,922.84/7,261,282.32
  6. Step 6: Final answer
    x = 7,879,875.65

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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.