Home / 25,980,648.84-38,979,628.11-8,710,558.65

Finding the Fourth Proportional to 25,980,648.84, 38,979,628.11 and 8,710,558.65

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Solution

The fourth proportional to 25,980,648.84, 38,979,628.11 and 8,710,558.65 is: 13,068,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,980,648.84 : 38,979,628.11 = 8,710,558.65 : x
  2. Step 2: Convert to fraction form
    25,980,648.84/38,979,628.11 = 8,710,558.65/x
  3. Step 3: Cross multiply
    25,980,648.84x = 38,979,628.11 × 8,710,558.65
  4. Step 4: Simplify right side
    25,980,648.84x = 339,534,336,807,343.69
  5. Step 5: Solve for x
    x = 339,534,336,807,343.69/25,980,648.84
  6. Step 6: Final answer
    x = 13,068,739.70

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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.