Home / 66,954,556.40-100,406,951.40-26,556,681.20

Finding the Fourth Proportional to 66,954,556.40, 100,406,951.40 and 26,556,681.20

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Solution

The fourth proportional to 66,954,556.40, 100,406,951.40 and 26,556,681.20 is: 39,825,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954,556.40 : 100,406,951.40 = 26,556,681.20 : x
  2. Step 2: Convert to fraction form
    66,954,556.40/100,406,951.40 = 26,556,681.20/x
  3. Step 3: Cross multiply
    66,954,556.40x = 100,406,951.40 × 26,556,681.20
  4. Step 4: Simplify right side
    66,954,556.40x = 2,666,475,398,593,694
  5. Step 5: Solve for x
    x = 2,666,475,398,593,694/66,954,556.40
  6. Step 6: Final answer
    x = 39,825,152.19

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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.