Home / 9,489,547.71-13,095,638.06-5,138,634.24

Finding the Fourth Proportional to 9,489,547.71, 13,095,638.06 and 5,138,634.24

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Solution

The fourth proportional to 9,489,547.71, 13,095,638.06 and 5,138,634.24 is: 7,091,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,547.71 : 13,095,638.06 = 5,138,634.24 : x
  2. Step 2: Convert to fraction form
    9,489,547.71/13,095,638.06 = 5,138,634.24/x
  3. Step 3: Cross multiply
    9,489,547.71x = 13,095,638.06 × 5,138,634.24
  4. Step 4: Simplify right side
    9,489,547.71x = 67,293,694,104,070.01
  5. Step 5: Solve for x
    x = 67,293,694,104,070.01/9,489,547.71
  6. Step 6: Final answer
    x = 7,091,348.94

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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.