Home / 27,739,376.80-41,609,065.20-16,989,834.40

Finding the Fourth Proportional to 27,739,376.80, 41,609,065.20 and 16,989,834.40

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Solution

The fourth proportional to 27,739,376.80, 41,609,065.20 and 16,989,834.40 is: 25,484,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,376.80 : 41,609,065.20 = 16,989,834.40 : x
  2. Step 2: Convert to fraction form
    27,739,376.80/41,609,065.20 = 16,989,834.40/x
  3. Step 3: Cross multiply
    27,739,376.80x = 41,609,065.20 × 16,989,834.40
  4. Step 4: Simplify right side
    27,739,376.80x = 706,931,127,286,802.88
  5. Step 5: Solve for x
    x = 706,931,127,286,802.88/27,739,376.80
  6. Step 6: Final answer
    x = 25,484,751.60

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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.