Home / 52,277,799.74-78,420,444.99-13,939,113.02

Finding the Fourth Proportional to 52,277,799.74, 78,420,444.99 and 13,939,113.02

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Solution

The fourth proportional to 52,277,799.74, 78,420,444.99 and 13,939,113.02 is: 20,909,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,277,799.74 : 78,420,444.99 = 13,939,113.02 : x
  2. Step 2: Convert to fraction form
    52,277,799.74/78,420,444.99 = 13,939,113.02/x
  3. Step 3: Cross multiply
    52,277,799.74x = 78,420,444.99 × 13,939,113.02
  4. Step 4: Simplify right side
    52,277,799.74x = 1,093,111,445,794,302.62
  5. Step 5: Solve for x
    x = 1,093,111,445,794,302.62/52,277,799.74
  6. Step 6: Final answer
    x = 20,909,668.18

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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.