Home / 52,865,931.60-79,297,152.48-21,740,511.60

Finding the Fourth Proportional to 52,865,931.60, 79,297,152.48 and 21,740,511.60

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Solution

The fourth proportional to 52,865,931.60, 79,297,152.48 and 21,740,511.60 is: 32,610,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,865,931.60 : 79,297,152.48 = 21,740,511.60 : x
  2. Step 2: Convert to fraction form
    52,865,931.60/79,297,152.48 = 21,740,511.60/x
  3. Step 3: Cross multiply
    52,865,931.60x = 79,297,152.48 × 21,740,511.60
  4. Step 4: Simplify right side
    52,865,931.60x = 1,723,960,663,338,409
  5. Step 5: Solve for x
    x = 1,723,960,663,338,409/52,865,931.60
  6. Step 6: Final answer
    x = 32,610,049.82

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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.