Home / 9,261,239.68-12,784,953.52-6,510,285.28

Finding the Fourth Proportional to 9,261,239.68, 12,784,953.52 and 6,510,285.28

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Solution

The fourth proportional to 9,261,239.68, 12,784,953.52 and 6,510,285.28 is: 8,987,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,239.68 : 12,784,953.52 = 6,510,285.28 : x
  2. Step 2: Convert to fraction form
    9,261,239.68/12,784,953.52 = 6,510,285.28/x
  3. Step 3: Cross multiply
    9,261,239.68x = 12,784,953.52 × 6,510,285.28
  4. Step 4: Simplify right side
    9,261,239.68x = 83,233,694,706,740.19
  5. Step 5: Solve for x
    x = 83,233,694,706,740.19/9,261,239.68
  6. Step 6: Final answer
    x = 8,987,316.77

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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.