Home / 28,862,539.20-43,293,808.80-26,259,134.40

Finding the Fourth Proportional to 28,862,539.20, 43,293,808.80 and 26,259,134.40

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Solution

The fourth proportional to 28,862,539.20, 43,293,808.80 and 26,259,134.40 is: 39,388,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862,539.20 : 43,293,808.80 = 26,259,134.40 : x
  2. Step 2: Convert to fraction form
    28,862,539.20/43,293,808.80 = 26,259,134.40/x
  3. Step 3: Cross multiply
    28,862,539.20x = 43,293,808.80 × 26,259,134.40
  4. Step 4: Simplify right side
    28,862,539.20x = 1,136,857,943,967,102.50
  5. Step 5: Solve for x
    x = 1,136,857,943,967,102.50/28,862,539.20
  6. Step 6: Final answer
    x = 39,388,701.60

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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.