Home / 51,779,222.80-77,696,827.80-21,490,147.60

Finding the Fourth Proportional to 51,779,222.80, 77,696,827.80 and 21,490,147.60

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Solution

The fourth proportional to 51,779,222.80, 77,696,827.80 and 21,490,147.60 is: 32,246,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779,222.80 : 77,696,827.80 = 21,490,147.60 : x
  2. Step 2: Convert to fraction form
    51,779,222.80/77,696,827.80 = 21,490,147.60/x
  3. Step 3: Cross multiply
    51,779,222.80x = 77,696,827.80 × 21,490,147.60
  4. Step 4: Simplify right side
    51,779,222.80x = 1,669,716,297,473,783.25
  5. Step 5: Solve for x
    x = 1,669,716,297,473,783.25/51,779,222.80
  6. Step 6: Final answer
    x = 32,246,839.70

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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.