Home / 52,849,961.61-79,281,904.59-19,608,652.38

Finding the Fourth Proportional to 52,849,961.61, 79,281,904.59 and 19,608,652.38

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Solution

The fourth proportional to 52,849,961.61, 79,281,904.59 and 19,608,652.38 is: 29,415,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,849,961.61 : 79,281,904.59 = 19,608,652.38 : x
  2. Step 2: Convert to fraction form
    52,849,961.61/79,281,904.59 = 19,608,652.38/x
  3. Step 3: Cross multiply
    52,849,961.61x = 79,281,904.59 × 19,608,652.38
  4. Step 4: Simplify right side
    52,849,961.61x = 1,554,611,307,129,636.50
  5. Step 5: Solve for x
    x = 1,554,611,307,129,636.50/52,849,961.61
  6. Step 6: Final answer
    x = 29,415,561.71

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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.