Home / 26,368,985.40-39,553,478.10-21,834,022.20

Finding the Fourth Proportional to 26,368,985.40, 39,553,478.10 and 21,834,022.20

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Solution

The fourth proportional to 26,368,985.40, 39,553,478.10 and 21,834,022.20 is: 32,751,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368,985.40 : 39,553,478.10 = 21,834,022.20 : x
  2. Step 2: Convert to fraction form
    26,368,985.40/39,553,478.10 = 21,834,022.20/x
  3. Step 3: Cross multiply
    26,368,985.40x = 39,553,478.10 × 21,834,022.20
  4. Step 4: Simplify right side
    26,368,985.40x = 863,611,518,922,613.88
  5. Step 5: Solve for x
    x = 863,611,518,922,613.88/26,368,985.40
  6. Step 6: Final answer
    x = 32,751,033.30

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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.