Home / 57,216,226.80-85,824,340.20-47,642,415.60

Finding the Fourth Proportional to 57,216,226.80, 85,824,340.20 and 47,642,415.60

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Solution

The fourth proportional to 57,216,226.80, 85,824,340.20 and 47,642,415.60 is: 71,463,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,226.80 : 85,824,340.20 = 47,642,415.60 : x
  2. Step 2: Convert to fraction form
    57,216,226.80/85,824,340.20 = 47,642,415.60/x
  3. Step 3: Cross multiply
    57,216,226.80x = 85,824,340.20 × 47,642,415.60
  4. Step 4: Simplify right side
    57,216,226.80x = 4,088,878,884,404,187.50
  5. Step 5: Solve for x
    x = 4,088,878,884,404,187.50/57,216,226.80
  6. Step 6: Final answer
    x = 71,463,623.40

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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.