Home / 8,403,260.40-12,604,890.60-7,505,715.60

Finding the Fourth Proportional to 8,403,260.40, 12,604,890.60 and 7,505,715.60

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Solution

The fourth proportional to 8,403,260.40, 12,604,890.60 and 7,505,715.60 is: 11,258,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,260.40 : 12,604,890.60 = 7,505,715.60 : x
  2. Step 2: Convert to fraction form
    8,403,260.40/12,604,890.60 = 7,505,715.60/x
  3. Step 3: Cross multiply
    8,403,260.40x = 12,604,890.60 × 7,505,715.60
  4. Step 4: Simplify right side
    8,403,260.40x = 94,608,724,012,713.36
  5. Step 5: Solve for x
    x = 94,608,724,012,713.36/8,403,260.40
  6. Step 6: Final answer
    x = 11,258,573.40

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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.