Home / 9,345,195.75-12,896,295.08-5,425,315.59

Finding the Fourth Proportional to 9,345,195.75, 12,896,295.08 and 5,425,315.59

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Solution

The fourth proportional to 9,345,195.75, 12,896,295.08 and 5,425,315.59 is: 7,486,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,195.75 : 12,896,295.08 = 5,425,315.59 : x
  2. Step 2: Convert to fraction form
    9,345,195.75/12,896,295.08 = 5,425,315.59/x
  3. Step 3: Cross multiply
    9,345,195.75x = 12,896,295.08 × 5,425,315.59
  4. Step 4: Simplify right side
    9,345,195.75x = 69,966,470,723,637.71
  5. Step 5: Solve for x
    x = 69,966,470,723,637.71/9,345,195.75
  6. Step 6: Final answer
    x = 7,486,891.94

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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.