Home / 6,610,908.40-9,123,943.78-3,710,457.97

Finding the Fourth Proportional to 6,610,908.40, 9,123,943.78 and 3,710,457.97

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Solution

The fourth proportional to 6,610,908.40, 9,123,943.78 and 3,710,457.97 is: 5,120,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610,908.40 : 9,123,943.78 = 3,710,457.97 : x
  2. Step 2: Convert to fraction form
    6,610,908.40/9,123,943.78 = 3,710,457.97/x
  3. Step 3: Cross multiply
    6,610,908.40x = 9,123,943.78 × 3,710,457.97
  4. Step 4: Simplify right side
    6,610,908.40x = 33,854,009,898,161.14
  5. Step 5: Solve for x
    x = 33,854,009,898,161.14/6,610,908.40
  6. Step 6: Final answer
    x = 5,120,931.63

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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.