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Finding the Fourth Proportional to 14,763,990.40, 22,103,995.20 and 14,763,990.40

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Solution

The fourth proportional to 14,763,990.40, 22,103,995.20 and 14,763,990.40 is: 22,103,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763,990.40 : 22,103,995.20 = 14,763,990.40 : x
  2. Step 2: Convert to fraction form
    14,763,990.40/22,103,995.20 = 14,763,990.40/x
  3. Step 3: Cross multiply
    14,763,990.40x = 22,103,995.20 × 14,763,990.40
  4. Step 4: Simplify right side
    14,763,990.40x = 326,343,172,934,446.06
  5. Step 5: Solve for x
    x = 326,343,172,934,446.06/14,763,990.40
  6. Step 6: Final answer
    x = 22,103,995.20

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1.5x scale

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.