Home / 43,839,854.80-65,763,929.40-11,927,150.80

Finding the Fourth Proportional to 43,839,854.80, 65,763,929.40 and 11,927,150.80

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Solution

The fourth proportional to 43,839,854.80, 65,763,929.40 and 11,927,150.80 is: 17,891,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,839,854.80 : 65,763,929.40 = 11,927,150.80 : x
  2. Step 2: Convert to fraction form
    43,839,854.80/65,763,929.40 = 11,927,150.80/x
  3. Step 3: Cross multiply
    43,839,854.80x = 65,763,929.40 × 11,927,150.80
  4. Step 4: Simplify right side
    43,839,854.80x = 784,376,303,154,353.50
  5. Step 5: Solve for x
    x = 784,376,303,154,353.50/43,839,854.80
  6. Step 6: Final answer
    x = 17,891,854.49

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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.