Home / 10,902,069.60-16,349,167.80-5,508,927.60

Finding the Fourth Proportional to 10,902,069.60, 16,349,167.80 and 5,508,927.60

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Solution

The fourth proportional to 10,902,069.60, 16,349,167.80 and 5,508,927.60 is: 8,261,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,069.60 : 16,349,167.80 = 5,508,927.60 : x
  2. Step 2: Convert to fraction form
    10,902,069.60/16,349,167.80 = 5,508,927.60/x
  3. Step 3: Cross multiply
    10,902,069.60x = 16,349,167.80 × 5,508,927.60
  4. Step 4: Simplify right side
    10,902,069.60x = 90,066,381,730,451.28
  5. Step 5: Solve for x
    x = 90,066,381,730,451.28/10,902,069.60
  6. Step 6: Final answer
    x = 8,261,402.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.