Home / 17,771,986.80-26,657,980.20-16,386,303.60

Finding the Fourth Proportional to 17,771,986.80, 26,657,980.20 and 16,386,303.60

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Solution

The fourth proportional to 17,771,986.80, 26,657,980.20 and 16,386,303.60 is: 24,579,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,771,986.80 : 26,657,980.20 = 16,386,303.60 : x
  2. Step 2: Convert to fraction form
    17,771,986.80/26,657,980.20 = 16,386,303.60/x
  3. Step 3: Cross multiply
    17,771,986.80x = 26,657,980.20 × 16,386,303.60
  4. Step 4: Simplify right side
    17,771,986.80x = 436,825,756,919,988.69
  5. Step 5: Solve for x
    x = 436,825,756,919,988.69/17,771,986.80
  6. Step 6: Final answer
    x = 24,579,455.40

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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.