Home / 20,255,998.65-27,953,275.94-10,963,567.02

Finding the Fourth Proportional to 20,255,998.65, 27,953,275.94 and 10,963,567.02

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Solution

The fourth proportional to 20,255,998.65, 27,953,275.94 and 10,963,567.02 is: 15,129,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,255,998.65 : 27,953,275.94 = 10,963,567.02 : x
  2. Step 2: Convert to fraction form
    20,255,998.65/27,953,275.94 = 10,963,567.02/x
  3. Step 3: Cross multiply
    20,255,998.65x = 27,953,275.94 × 10,963,567.02
  4. Step 4: Simplify right side
    20,255,998.65x = 306,467,614,224,152.38
  5. Step 5: Solve for x
    x = 306,467,614,224,152.38/20,255,998.65
  6. Step 6: Final answer
    x = 15,129,721.30

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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.