Home / 9,326,320.16-12,869,808.26-5,139,180.41

Finding the Fourth Proportional to 9,326,320.16, 12,869,808.26 and 5,139,180.41

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Solution

The fourth proportional to 9,326,320.16, 12,869,808.26 and 5,139,180.41 is: 7,091,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326,320.16 : 12,869,808.26 = 5,139,180.41 : x
  2. Step 2: Convert to fraction form
    9,326,320.16/12,869,808.26 = 5,139,180.41/x
  3. Step 3: Cross multiply
    9,326,320.16x = 12,869,808.26 × 5,139,180.41
  4. Step 4: Simplify right side
    9,326,320.16x = 66,140,266,400,203.25
  5. Step 5: Solve for x
    x = 66,140,266,400,203.25/9,326,320.16
  6. Step 6: Final answer
    x = 7,091,785.97

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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.