Home / 7,209,295.28-9,948,147-4,308,108.56

Finding the Fourth Proportional to 7,209,295.28, 9,948,147 and 4,308,108.56

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Solution

The fourth proportional to 7,209,295.28, 9,948,147 and 4,308,108.56 is: 5,944,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,295.28 : 9,948,147 = 4,308,108.56 : x
  2. Step 2: Convert to fraction form
    7,209,295.28/9,948,147 = 4,308,108.56/x
  3. Step 3: Cross multiply
    7,209,295.28x = 9,948,147 × 4,308,108.56
  4. Step 4: Simplify right side
    7,209,295.28x = 42,857,697,246,838.31
  5. Step 5: Solve for x
    x = 42,857,697,246,838.31/7,209,295.28
  6. Step 6: Final answer
    x = 5,944,783.17

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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.