Home / 8,648,667.75-11,934,124.92-4,780,663.05

Finding the Fourth Proportional to 8,648,667.75, 11,934,124.92 and 4,780,663.05

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Solution

The fourth proportional to 8,648,667.75, 11,934,124.92 and 4,780,663.05 is: 6,596,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,667.75 : 11,934,124.92 = 4,780,663.05 : x
  2. Step 2: Convert to fraction form
    8,648,667.75/11,934,124.92 = 4,780,663.05/x
  3. Step 3: Cross multiply
    8,648,667.75x = 11,934,124.92 × 4,780,663.05
  4. Step 4: Simplify right side
    8,648,667.75x = 57,053,030,039,128.20
  5. Step 5: Solve for x
    x = 57,053,030,039,128.20/8,648,667.75
  6. Step 6: Final answer
    x = 6,596,742.03

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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.