Home / 8,973,681.92-12,383,616.96-4,899,300.80

Finding the Fourth Proportional to 8,973,681.92, 12,383,616.96 and 4,899,300.80

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Solution

The fourth proportional to 8,973,681.92, 12,383,616.96 and 4,899,300.80 is: 6,761,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973,681.92 : 12,383,616.96 = 4,899,300.80 : x
  2. Step 2: Convert to fraction form
    8,973,681.92/12,383,616.96 = 4,899,300.80/x
  3. Step 3: Cross multiply
    8,973,681.92x = 12,383,616.96 × 4,899,300.80
  4. Step 4: Simplify right side
    8,973,681.92x = 60,671,064,479,021.57
  5. Step 5: Solve for x
    x = 60,671,064,479,021.57/8,973,681.92
  6. Step 6: Final answer
    x = 6,761,000.11

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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.