Home / 12,356,353.07-17,053,505.45-7,648,259.74

Finding the Fourth Proportional to 12,356,353.07, 17,053,505.45 and 7,648,259.74

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Solution

The fourth proportional to 12,356,353.07, 17,053,505.45 and 7,648,259.74 is: 10,555,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,353.07 : 17,053,505.45 = 7,648,259.74 : x
  2. Step 2: Convert to fraction form
    12,356,353.07/17,053,505.45 = 7,648,259.74/x
  3. Step 3: Cross multiply
    12,356,353.07x = 17,053,505.45 × 7,648,259.74
  4. Step 4: Simplify right side
    12,356,353.07x = 130,429,639,085,396.94
  5. Step 5: Solve for x
    x = 130,429,639,085,396.94/12,356,353.07
  6. Step 6: Final answer
    x = 10,555,674.34

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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.