Home / 8,422,123.71-12,633,186.75-2,032,376.07

Finding the Fourth Proportional to 8,422,123.71, 12,633,186.75 and 2,032,376.07

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Solution

The fourth proportional to 8,422,123.71, 12,633,186.75 and 2,032,376.07 is: 3,048,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,123.71 : 12,633,186.75 = 2,032,376.07 : x
  2. Step 2: Convert to fraction form
    8,422,123.71/12,633,186.75 = 2,032,376.07/x
  3. Step 3: Cross multiply
    8,422,123.71x = 12,633,186.75 × 2,032,376.07
  4. Step 4: Simplify right side
    8,422,123.71x = 25,675,386,438,541.07
  5. Step 5: Solve for x
    x = 25,675,386,438,541.07/8,422,123.71
  6. Step 6: Final answer
    x = 3,048,564.39

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1.5x scale

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.