Home / 21,841,499.16-30,152,180.94-13,584,223.08

Finding the Fourth Proportional to 21,841,499.16, 30,152,180.94 and 13,584,223.08

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Solution

The fourth proportional to 21,841,499.16, 30,152,180.94 and 13,584,223.08 is: 18,753,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841,499.16 : 30,152,180.94 = 13,584,223.08 : x
  2. Step 2: Convert to fraction form
    21,841,499.16/30,152,180.94 = 13,584,223.08/x
  3. Step 3: Cross multiply
    21,841,499.16x = 30,152,180.94 × 13,584,223.08
  4. Step 4: Simplify right side
    21,841,499.16x = 409,593,952,237,484.12
  5. Step 5: Solve for x
    x = 409,593,952,237,484.12/21,841,499.16
  6. Step 6: Final answer
    x = 18,753,014.58

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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.