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Finding the Fourth Proportional to 8,805,015.60, 12,301,827.60 and 8,805,015.60

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Solution

The fourth proportional to 8,805,015.60, 12,301,827.60 and 8,805,015.60 is: 12,301,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,015.60 : 12,301,827.60 = 8,805,015.60 : x
  2. Step 2: Convert to fraction form
    8,805,015.60/12,301,827.60 = 8,805,015.60/x
  3. Step 3: Cross multiply
    8,805,015.60x = 12,301,827.60 × 8,805,015.60
  4. Step 4: Simplify right side
    8,805,015.60x = 108,317,783,926,510.55
  5. Step 5: Solve for x
    x = 108,317,783,926,510.55/8,805,015.60
  6. Step 6: Final answer
    x = 12,301,827.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.