Home / 7,069,129.60-10,603,694.40-1,750,345.60

Finding the Fourth Proportional to 7,069,129.60, 10,603,694.40 and 1,750,345.60

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Solution

The fourth proportional to 7,069,129.60, 10,603,694.40 and 1,750,345.60 is: 2,625,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,129.60 : 10,603,694.40 = 1,750,345.60 : x
  2. Step 2: Convert to fraction form
    7,069,129.60/10,603,694.40 = 1,750,345.60/x
  3. Step 3: Cross multiply
    7,069,129.60x = 10,603,694.40 × 1,750,345.60
  4. Step 4: Simplify right side
    7,069,129.60x = 18,560,129,836,784.64
  5. Step 5: Solve for x
    x = 18,560,129,836,784.64/7,069,129.60
  6. Step 6: Final answer
    x = 2,625,518.40

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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.