Home / 9,151,710.98-12,628,939.11-5,021,641.67

Finding the Fourth Proportional to 9,151,710.98, 12,628,939.11 and 5,021,641.67

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Solution

The fourth proportional to 9,151,710.98, 12,628,939.11 and 5,021,641.67 is: 6,929,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,710.98 : 12,628,939.11 = 5,021,641.67 : x
  2. Step 2: Convert to fraction form
    9,151,710.98/12,628,939.11 = 5,021,641.67/x
  3. Step 3: Cross multiply
    9,151,710.98x = 12,628,939.11 × 5,021,641.67
  4. Step 4: Simplify right side
    9,151,710.98x = 63,418,006,882,668.71
  5. Step 5: Solve for x
    x = 63,418,006,882,668.71/9,151,710.98
  6. Step 6: Final answer
    x = 6,929,633.93

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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.