Home / 18,837,318.90-28,213,987.95-14,554,298.10

Finding the Fourth Proportional to 18,837,318.90, 28,213,987.95 and 14,554,298.10

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Solution

The fourth proportional to 18,837,318.90, 28,213,987.95 and 14,554,298.10 is: 21,799,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837,318.90 : 28,213,987.95 = 14,554,298.10 : x
  2. Step 2: Convert to fraction form
    18,837,318.90/28,213,987.95 = 14,554,298.10/x
  3. Step 3: Cross multiply
    18,837,318.90x = 28,213,987.95 × 14,554,298.10
  4. Step 4: Simplify right side
    18,837,318.90x = 410,634,791,214,107.88
  5. Step 5: Solve for x
    x = 410,634,791,214,107.88/18,837,318.90
  6. Step 6: Final answer
    x = 21,799,004.06

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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.