Home / 20,168,681.60-27,832,092.48-12,019,771.52

Finding the Fourth Proportional to 20,168,681.60, 27,832,092.48 and 12,019,771.52

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Solution

The fourth proportional to 20,168,681.60, 27,832,092.48 and 12,019,771.52 is: 16,586,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168,681.60 : 27,832,092.48 = 12,019,771.52 : x
  2. Step 2: Convert to fraction form
    20,168,681.60/27,832,092.48 = 12,019,771.52/x
  3. Step 3: Cross multiply
    20,168,681.60x = 27,832,092.48 × 12,019,771.52
  4. Step 4: Simplify right side
    20,168,681.60x = 334,535,392,533,110.19
  5. Step 5: Solve for x
    x = 334,535,392,533,110.19/20,168,681.60
  6. Step 6: Final answer
    x = 16,586,874.60

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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.