Home / 8,871,683.92-12,242,006.72-6,549,812.48

Finding the Fourth Proportional to 8,871,683.92, 12,242,006.72 and 6,549,812.48

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Solution

The fourth proportional to 8,871,683.92, 12,242,006.72 and 6,549,812.48 is: 9,038,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,683.92 : 12,242,006.72 = 6,549,812.48 : x
  2. Step 2: Convert to fraction form
    8,871,683.92/12,242,006.72 = 6,549,812.48/x
  3. Step 3: Cross multiply
    8,871,683.92x = 12,242,006.72 × 6,549,812.48
  4. Step 4: Simplify right side
    8,871,683.92x = 80,182,848,394,899.88
  5. Step 5: Solve for x
    x = 80,182,848,394,899.88/8,871,683.92
  6. Step 6: Final answer
    x = 9,038,064.15

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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.