Home / 23,005,065.40-34,465,607.70-18,722,044.60

Finding the Fourth Proportional to 23,005,065.40, 34,465,607.70 and 18,722,044.60

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Solution

The fourth proportional to 23,005,065.40, 34,465,607.70 and 18,722,044.60 is: 28,048,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,005,065.40 : 34,465,607.70 = 18,722,044.60 : x
  2. Step 2: Convert to fraction form
    23,005,065.40/34,465,607.70 = 18,722,044.60/x
  3. Step 3: Cross multiply
    23,005,065.40x = 34,465,607.70 × 18,722,044.60
  4. Step 4: Simplify right side
    23,005,065.40x = 645,266,644,525,503.50
  5. Step 5: Solve for x
    x = 645,266,644,525,503.50/23,005,065.40
  6. Step 6: Final answer
    x = 28,048,894.16

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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.