Home / 28,297,851-39,023,291.88-17,966,637.96

Finding the Fourth Proportional to 28,297,851, 39,023,291.88 and 17,966,637.96

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Solution

The fourth proportional to 28,297,851, 39,023,291.88 and 17,966,637.96 is: 24,776,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297,851 : 39,023,291.88 = 17,966,637.96 : x
  2. Step 2: Convert to fraction form
    28,297,851/39,023,291.88 = 17,966,637.96/x
  3. Step 3: Cross multiply
    28,297,851x = 39,023,291.88 × 17,966,637.96
  4. Step 4: Simplify right side
    28,297,851x = 701,117,357,215,367.88
  5. Step 5: Solve for x
    x = 701,117,357,215,367.88/28,297,851
  6. Step 6: Final answer
    x = 24,776,346.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.