Home / 8,807,861.70-13,211,792.55-7,688,117.70

Finding the Fourth Proportional to 8,807,861.70, 13,211,792.55 and 7,688,117.70

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Solution

The fourth proportional to 8,807,861.70, 13,211,792.55 and 7,688,117.70 is: 11,532,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807,861.70 : 13,211,792.55 = 7,688,117.70 : x
  2. Step 2: Convert to fraction form
    8,807,861.70/13,211,792.55 = 7,688,117.70/x
  3. Step 3: Cross multiply
    8,807,861.70x = 13,211,792.55 × 7,688,117.70
  4. Step 4: Simplify right side
    8,807,861.70x = 101,573,816,152,383.14
  5. Step 5: Solve for x
    x = 101,573,816,152,383.14/8,807,861.70
  6. Step 6: Final answer
    x = 11,532,176.55

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Similar ratio
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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.