Home / 10,280,084.31-14,186,516.45-5,696,405.69

Finding the Fourth Proportional to 10,280,084.31, 14,186,516.45 and 5,696,405.69

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Solution

The fourth proportional to 10,280,084.31, 14,186,516.45 and 5,696,405.69 is: 7,861,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,084.31 : 14,186,516.45 = 5,696,405.69 : x
  2. Step 2: Convert to fraction form
    10,280,084.31/14,186,516.45 = 5,696,405.69/x
  3. Step 3: Cross multiply
    10,280,084.31x = 14,186,516.45 × 5,696,405.69
  4. Step 4: Simplify right side
    10,280,084.31x = 80,812,152,927,643.98
  5. Step 5: Solve for x
    x = 80,812,152,927,643.98/10,280,084.31
  6. Step 6: Final answer
    x = 7,861,039.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.