Home / 8,134,943.60-12,202,415.40-2,069,663.60

Finding the Fourth Proportional to 8,134,943.60, 12,202,415.40 and 2,069,663.60

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Solution

The fourth proportional to 8,134,943.60, 12,202,415.40 and 2,069,663.60 is: 3,104,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134,943.60 : 12,202,415.40 = 2,069,663.60 : x
  2. Step 2: Convert to fraction form
    8,134,943.60/12,202,415.40 = 2,069,663.60/x
  3. Step 3: Cross multiply
    8,134,943.60x = 12,202,415.40 × 2,069,663.60
  4. Step 4: Simplify right side
    8,134,943.60x = 25,254,894,985,459.44
  5. Step 5: Solve for x
    x = 25,254,894,985,459.44/8,134,943.60
  6. Step 6: Final answer
    x = 3,104,495.40

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Double scale
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Similar ratio
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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.