Home / 7,913,804.20-10,921,050.66-4,475,972.20

Finding the Fourth Proportional to 7,913,804.20, 10,921,050.66 and 4,475,972.20

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Solution

The fourth proportional to 7,913,804.20, 10,921,050.66 and 4,475,972.20 is: 6,176,842.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,804.20 : 10,921,050.66 = 4,475,972.20 : x
  2. Step 2: Convert to fraction form
    7,913,804.20/10,921,050.66 = 4,475,972.20/x
  3. Step 3: Cross multiply
    7,913,804.20x = 10,921,050.66 × 4,475,972.20
  4. Step 4: Simplify right side
    7,913,804.20x = 48,882,319,148,951.66
  5. Step 5: Solve for x
    x = 48,882,319,148,951.66/7,913,804.20
  6. Step 6: Final answer
    x = 6,176,842.12

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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.