Home / 70,046,042.70-104,785,628.85-61,542,986.70

Finding the Fourth Proportional to 70,046,042.70, 104,785,628.85 and 61,542,986.70

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Solution

The fourth proportional to 70,046,042.70, 104,785,628.85 and 61,542,986.70 is: 92,065,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046,042.70 : 104,785,628.85 = 61,542,986.70 : x
  2. Step 2: Convert to fraction form
    70,046,042.70/104,785,628.85 = 61,542,986.70/x
  3. Step 3: Cross multiply
    70,046,042.70x = 104,785,628.85 × 61,542,986.70
  4. Step 4: Simplify right side
    70,046,042.70x = 6,448,820,562,666,686
  5. Step 5: Solve for x
    x = 6,448,820,562,666,686/70,046,042.70
  6. Step 6: Final answer
    x = 92,065,451.72

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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.