Home / 7,640,104.07-10,547,701.44-5,065,272.43

Finding the Fourth Proportional to 7,640,104.07, 10,547,701.44 and 5,065,272.43

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Solution

The fourth proportional to 7,640,104.07, 10,547,701.44 and 5,065,272.43 is: 6,992,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,104.07 : 10,547,701.44 = 5,065,272.43 : x
  2. Step 2: Convert to fraction form
    7,640,104.07/10,547,701.44 = 5,065,272.43/x
  3. Step 3: Cross multiply
    7,640,104.07x = 10,547,701.44 × 5,065,272.43
  4. Step 4: Simplify right side
    7,640,104.07x = 53,426,981,258,539.27
  5. Step 5: Solve for x
    x = 53,426,981,258,539.27/7,640,104.07
  6. Step 6: Final answer
    x = 6,992,965.12

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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.