Home / 8,224,957-11,330,159.82-6,997,330.72

Finding the Fourth Proportional to 8,224,957, 11,330,159.82 and 6,997,330.72

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Solution

The fourth proportional to 8,224,957, 11,330,159.82 and 6,997,330.72 is: 9,639,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224,957 : 11,330,159.82 = 6,997,330.72 : x
  2. Step 2: Convert to fraction form
    8,224,957/11,330,159.82 = 6,997,330.72/x
  3. Step 3: Cross multiply
    8,224,957x = 11,330,159.82 × 6,997,330.72
  4. Step 4: Simplify right side
    8,224,957x = 79,280,875,370,995.67
  5. Step 5: Solve for x
    x = 79,280,875,370,995.67/8,224,957
  6. Step 6: Final answer
    x = 9,639,062.60

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1.5x scale

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.