Home / 8,303,810.40-12,455,715.60-7,464,002.40

Finding the Fourth Proportional to 8,303,810.40, 12,455,715.60 and 7,464,002.40

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Solution

The fourth proportional to 8,303,810.40, 12,455,715.60 and 7,464,002.40 is: 11,196,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,810.40 : 12,455,715.60 = 7,464,002.40 : x
  2. Step 2: Convert to fraction form
    8,303,810.40/12,455,715.60 = 7,464,002.40/x
  3. Step 3: Cross multiply
    8,303,810.40x = 12,455,715.60 × 7,464,002.40
  4. Step 4: Simplify right side
    8,303,810.40x = 92,969,491,132,117.44
  5. Step 5: Solve for x
    x = 92,969,491,132,117.44/8,303,810.40
  6. Step 6: Final answer
    x = 11,196,003.60

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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.