Home / 18,900,263.04-28,337,797.44-9,182,284.80

Finding the Fourth Proportional to 18,900,263.04, 28,337,797.44 and 9,182,284.80

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Solution

The fourth proportional to 18,900,263.04, 28,337,797.44 and 9,182,284.80 is: 13,767,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,900,263.04 : 28,337,797.44 = 9,182,284.80 : x
  2. Step 2: Convert to fraction form
    18,900,263.04/28,337,797.44 = 9,182,284.80/x
  3. Step 3: Cross multiply
    18,900,263.04x = 28,337,797.44 × 9,182,284.80
  4. Step 4: Simplify right side
    18,900,263.04x = 260,205,726,698,790.94
  5. Step 5: Solve for x
    x = 260,205,726,698,790.94/18,900,263.04
  6. Step 6: Final answer
    x = 13,767,307.16

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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.