Home / 50,234,549.22-69,319,421.73-30,395,703.60

Finding the Fourth Proportional to 50,234,549.22, 69,319,421.73 and 30,395,703.60

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Solution

The fourth proportional to 50,234,549.22, 69,319,421.73 and 30,395,703.60 is: 41,943,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,234,549.22 : 69,319,421.73 = 30,395,703.60 : x
  2. Step 2: Convert to fraction form
    50,234,549.22/69,319,421.73 = 30,395,703.60/x
  3. Step 3: Cross multiply
    50,234,549.22x = 69,319,421.73 × 30,395,703.60
  4. Step 4: Simplify right side
    50,234,549.22x = 2,107,012,596,628,479.50
  5. Step 5: Solve for x
    x = 2,107,012,596,628,479.50/50,234,549.22
  6. Step 6: Final answer
    x = 41,943,495.65

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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.