Home / 21,408,526.40-32,105,592.14-7,758,815.65

Finding the Fourth Proportional to 21,408,526.40, 32,105,592.14 and 7,758,815.65

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Solution

The fourth proportional to 21,408,526.40, 32,105,592.14 and 7,758,815.65 is: 11,635,614.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408,526.40 : 32,105,592.14 = 7,758,815.65 : x
  2. Step 2: Convert to fraction form
    21,408,526.40/32,105,592.14 = 7,758,815.65/x
  3. Step 3: Cross multiply
    21,408,526.40x = 32,105,592.14 × 7,758,815.65
  4. Step 4: Simplify right side
    21,408,526.40x = 249,101,370,629,290.94
  5. Step 5: Solve for x
    x = 249,101,370,629,290.94/21,408,526.40
  6. Step 6: Final answer
    x = 11,635,614.99

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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.