Home / 8,463,612.40-12,700,861.80-4,679,810.80

Finding the Fourth Proportional to 8,463,612.40, 12,700,861.80 and 4,679,810.80

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Solution

The fourth proportional to 8,463,612.40, 12,700,861.80 and 4,679,810.80 is: 7,022,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,612.40 : 12,700,861.80 = 4,679,810.80 : x
  2. Step 2: Convert to fraction form
    8,463,612.40/12,700,861.80 = 4,679,810.80/x
  3. Step 3: Cross multiply
    8,463,612.40x = 12,700,861.80 × 4,679,810.80
  4. Step 4: Simplify right side
    8,463,612.40x = 59,437,630,220,947.44
  5. Step 5: Solve for x
    x = 59,437,630,220,947.44/8,463,612.40
  6. Step 6: Final answer
    x = 7,022,725.93

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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.