Home / 42,682,344.27-64,033,701.75-13,928,533.35

Finding the Fourth Proportional to 42,682,344.27, 64,033,701.75 and 13,928,533.35

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Solution

The fourth proportional to 42,682,344.27, 64,033,701.75 and 13,928,533.35 is: 20,896,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,682,344.27 : 64,033,701.75 = 13,928,533.35 : x
  2. Step 2: Convert to fraction form
    42,682,344.27/64,033,701.75 = 13,928,533.35/x
  3. Step 3: Cross multiply
    42,682,344.27x = 64,033,701.75 × 13,928,533.35
  4. Step 4: Simplify right side
    42,682,344.27x = 891,895,550,348,828.38
  5. Step 5: Solve for x
    x = 891,895,550,348,828.38/42,682,344.27
  6. Step 6: Final answer
    x = 20,896,123.81

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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.