Home / 26,487,065.80-39,701,074.20-10,307,639.80

Finding the Fourth Proportional to 26,487,065.80, 39,701,074.20 and 10,307,639.80

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Solution

The fourth proportional to 26,487,065.80, 39,701,074.20 and 10,307,639.80 is: 15,449,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487,065.80 : 39,701,074.20 = 10,307,639.80 : x
  2. Step 2: Convert to fraction form
    26,487,065.80/39,701,074.20 = 10,307,639.80/x
  3. Step 3: Cross multiply
    26,487,065.80x = 39,701,074.20 × 10,307,639.80
  4. Step 4: Simplify right side
    26,487,065.80x = 409,224,372,526,673.25
  5. Step 5: Solve for x
    x = 409,224,372,526,673.25/26,487,065.80
  6. Step 6: Final answer
    x = 15,449,970.02

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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.