Home / 28,361,870.66-39,157,482.83-23,147,335.68

Finding the Fourth Proportional to 28,361,870.66, 39,157,482.83 and 23,147,335.68

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Solution

The fourth proportional to 28,361,870.66, 39,157,482.83 and 23,147,335.68 is: 31,958,096.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,870.66 : 39,157,482.83 = 23,147,335.68 : x
  2. Step 2: Convert to fraction form
    28,361,870.66/39,157,482.83 = 23,147,335.68/x
  3. Step 3: Cross multiply
    28,361,870.66x = 39,157,482.83 × 23,147,335.68
  4. Step 4: Simplify right side
    28,361,870.66x = 906,391,399,334,109.75
  5. Step 5: Solve for x
    x = 906,391,399,334,109.75/28,361,870.66
  6. Step 6: Final answer
    x = 31,958,096.50

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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.