Home / 16,642,786.60-24,926,855.10-13,656,802.60

Finding the Fourth Proportional to 16,642,786.60, 24,926,855.10 and 13,656,802.60

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Solution

The fourth proportional to 16,642,786.60, 24,926,855.10 and 13,656,802.60 is: 20,454,575.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,786.60 : 24,926,855.10 = 13,656,802.60 : x
  2. Step 2: Convert to fraction form
    16,642,786.60/24,926,855.10 = 13,656,802.60/x
  3. Step 3: Cross multiply
    16,642,786.60x = 24,926,855.10 × 13,656,802.60
  4. Step 4: Simplify right side
    16,642,786.60x = 340,421,139,539,503.25
  5. Step 5: Solve for x
    x = 340,421,139,539,503.25/16,642,786.60
  6. Step 6: Final answer
    x = 20,454,575.77

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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.