Home / 7,260,068.40-10,890,102.60-7,134,097.20

Finding the Fourth Proportional to 7,260,068.40, 10,890,102.60 and 7,134,097.20

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Solution

The fourth proportional to 7,260,068.40, 10,890,102.60 and 7,134,097.20 is: 10,701,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,068.40 : 10,890,102.60 = 7,134,097.20 : x
  2. Step 2: Convert to fraction form
    7,260,068.40/10,890,102.60 = 7,134,097.20/x
  3. Step 3: Cross multiply
    7,260,068.40x = 10,890,102.60 × 7,134,097.20
  4. Step 4: Simplify right side
    7,260,068.40x = 77,691,050,466,372.72
  5. Step 5: Solve for x
    x = 77,691,050,466,372.72/7,260,068.40
  6. Step 6: Final answer
    x = 10,701,145.80

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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.