Home / 23,389,563.12-34,913,030.35-20,628,431.88

Finding the Fourth Proportional to 23,389,563.12, 34,913,030.35 and 20,628,431.88

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Solution

The fourth proportional to 23,389,563.12, 34,913,030.35 and 20,628,431.88 is: 30,791,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389,563.12 : 34,913,030.35 = 20,628,431.88 : x
  2. Step 2: Convert to fraction form
    23,389,563.12/34,913,030.35 = 20,628,431.88/x
  3. Step 3: Cross multiply
    23,389,563.12x = 34,913,030.35 × 20,628,431.88
  4. Step 4: Simplify right side
    23,389,563.12x = 720,201,068,299,347.50
  5. Step 5: Solve for x
    x = 720,201,068,299,347.50/23,389,563.12
  6. Step 6: Final answer
    x = 30,791,557.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.