Home / 8,122,317.60-12,178,810.80-2,441,690.40

Finding the Fourth Proportional to 8,122,317.60, 12,178,810.80 and 2,441,690.40

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Solution

The fourth proportional to 8,122,317.60, 12,178,810.80 and 2,441,690.40 is: 3,661,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,317.60 : 12,178,810.80 = 2,441,690.40 : x
  2. Step 2: Convert to fraction form
    8,122,317.60/12,178,810.80 = 2,441,690.40/x
  3. Step 3: Cross multiply
    8,122,317.60x = 12,178,810.80 × 2,441,690.40
  4. Step 4: Simplify right side
    8,122,317.60x = 29,736,885,413,776.32
  5. Step 5: Solve for x
    x = 29,736,885,413,776.32/8,122,317.60
  6. Step 6: Final answer
    x = 3,661,133.05

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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.