Home / 33,012,012.80-49,406,044.80-28,980,934.40

Finding the Fourth Proportional to 33,012,012.80, 49,406,044.80 and 28,980,934.40

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Solution

The fourth proportional to 33,012,012.80, 49,406,044.80 and 28,980,934.40 is: 43,373,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012,012.80 : 49,406,044.80 = 28,980,934.40 : x
  2. Step 2: Convert to fraction form
    33,012,012.80/49,406,044.80 = 28,980,934.40/x
  3. Step 3: Cross multiply
    33,012,012.80x = 49,406,044.80 × 28,980,934.40
  4. Step 4: Simplify right side
    33,012,012.80x = 1,431,833,343,312,261
  5. Step 5: Solve for x
    x = 1,431,833,343,312,261/33,012,012.80
  6. Step 6: Final answer
    x = 43,373,100.33

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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.