Home / 8,858,890.02-12,225,320.48-5,139,935.42

Finding the Fourth Proportional to 8,858,890.02, 12,225,320.48 and 5,139,935.42

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Solution

The fourth proportional to 8,858,890.02, 12,225,320.48 and 5,139,935.42 is: 7,093,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,890.02 : 12,225,320.48 = 5,139,935.42 : x
  2. Step 2: Convert to fraction form
    8,858,890.02/12,225,320.48 = 5,139,935.42/x
  3. Step 3: Cross multiply
    8,858,890.02x = 12,225,320.48 × 5,139,935.42
  4. Step 4: Simplify right side
    8,858,890.02x = 62,837,357,707,726.64
  5. Step 5: Solve for x
    x = 62,837,357,707,726.64/8,858,890.02
  6. Step 6: Final answer
    x = 7,093,141.19

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1.5x scale

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.