Home / 9,899,077.65-13,662,642.24-6,455,339.97

Finding the Fourth Proportional to 9,899,077.65, 13,662,642.24 and 6,455,339.97

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Solution

The fourth proportional to 9,899,077.65, 13,662,642.24 and 6,455,339.97 is: 8,909,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899,077.65 : 13,662,642.24 = 6,455,339.97 : x
  2. Step 2: Convert to fraction form
    9,899,077.65/13,662,642.24 = 6,455,339.97/x
  3. Step 3: Cross multiply
    9,899,077.65x = 13,662,642.24 × 6,455,339.97
  4. Step 4: Simplify right side
    9,899,077.65x = 88,197,000,547,682.33
  5. Step 5: Solve for x
    x = 88,197,000,547,682.33/9,899,077.65
  6. Step 6: Final answer
    x = 8,909,618.01

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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.