Home / 7,908,152.86-11,859,904.05-3,359,165.50

Finding the Fourth Proportional to 7,908,152.86, 11,859,904.05 and 3,359,165.50

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Solution

The fourth proportional to 7,908,152.86, 11,859,904.05 and 3,359,165.50 is: 5,037,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,152.86 : 11,859,904.05 = 3,359,165.50 : x
  2. Step 2: Convert to fraction form
    7,908,152.86/11,859,904.05 = 3,359,165.50/x
  3. Step 3: Cross multiply
    7,908,152.86x = 11,859,904.05 × 3,359,165.50
  4. Step 4: Simplify right side
    7,908,152.86x = 39,839,380,518,070.28
  5. Step 5: Solve for x
    x = 39,839,380,518,070.28/7,908,152.86
  6. Step 6: Final answer
    x = 5,037,760.55

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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.