Home / 15,637,844.71-21,567,430.56-11,006,959.69

Finding the Fourth Proportional to 15,637,844.71, 21,567,430.56 and 11,006,959.69

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Solution

The fourth proportional to 15,637,844.71, 21,567,430.56 and 11,006,959.69 is: 15,180,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637,844.71 : 21,567,430.56 = 11,006,959.69 : x
  2. Step 2: Convert to fraction form
    15,637,844.71/21,567,430.56 = 11,006,959.69/x
  3. Step 3: Cross multiply
    15,637,844.71x = 21,567,430.56 × 11,006,959.69
  4. Step 4: Simplify right side
    15,637,844.71x = 237,391,838,790,794.09
  5. Step 5: Solve for x
    x = 237,391,838,790,794.09/15,637,844.71
  6. Step 6: Final answer
    x = 15,180,598.30

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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.