Home / 15,108,404.02-20,849,624.13-8,232,886.06

Finding the Fourth Proportional to 15,108,404.02, 20,849,624.13 and 8,232,886.06

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Solution

The fourth proportional to 15,108,404.02, 20,849,624.13 and 8,232,886.06 is: 11,361,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108,404.02 : 20,849,624.13 = 8,232,886.06 : x
  2. Step 2: Convert to fraction form
    15,108,404.02/20,849,624.13 = 8,232,886.06/x
  3. Step 3: Cross multiply
    15,108,404.02x = 20,849,624.13 × 8,232,886.06
  4. Step 4: Simplify right side
    15,108,404.02x = 171,652,579,856,116.62
  5. Step 5: Solve for x
    x = 171,652,579,856,116.62/15,108,404.02
  6. Step 6: Final answer
    x = 11,361,397.25

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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.