Home / 26,685,280.53-40,020,068.36-12,103,764.21

Finding the Fourth Proportional to 26,685,280.53, 40,020,068.36 and 12,103,764.21

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Solution

The fourth proportional to 26,685,280.53, 40,020,068.36 and 12,103,764.21 is: 18,152,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,685,280.53 : 40,020,068.36 = 12,103,764.21 : x
  2. Step 2: Convert to fraction form
    26,685,280.53/40,020,068.36 = 12,103,764.21/x
  3. Step 3: Cross multiply
    26,685,280.53x = 40,020,068.36 × 12,103,764.21
  4. Step 4: Simplify right side
    26,685,280.53x = 484,393,471,037,002.56
  5. Step 5: Solve for x
    x = 484,393,471,037,002.56/26,685,280.53
  6. Step 6: Final answer
    x = 18,152,084.65

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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.