Home / 8,161,985.60-12,232,480.80-4,963,716.80

Finding the Fourth Proportional to 8,161,985.60, 12,232,480.80 and 4,963,716.80

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Solution

The fourth proportional to 8,161,985.60, 12,232,480.80 and 4,963,716.80 is: 7,439,191.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,985.60 : 12,232,480.80 = 4,963,716.80 : x
  2. Step 2: Convert to fraction form
    8,161,985.60/12,232,480.80 = 4,963,716.80/x
  3. Step 3: Cross multiply
    8,161,985.60x = 12,232,480.80 × 4,963,716.80
  4. Step 4: Simplify right side
    8,161,985.60x = 60,718,570,452,637.45
  5. Step 5: Solve for x
    x = 60,718,570,452,637.45/8,161,985.60
  6. Step 6: Final answer
    x = 7,439,191.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.