Home / 30,281,989.70-45,422,984.55-17,527,405.70

Finding the Fourth Proportional to 30,281,989.70, 45,422,984.55 and 17,527,405.70

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Solution

The fourth proportional to 30,281,989.70, 45,422,984.55 and 17,527,405.70 is: 26,291,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,989.70 : 45,422,984.55 = 17,527,405.70 : x
  2. Step 2: Convert to fraction form
    30,281,989.70/45,422,984.55 = 17,527,405.70/x
  3. Step 3: Cross multiply
    30,281,989.70x = 45,422,984.55 × 17,527,405.70
  4. Step 4: Simplify right side
    30,281,989.70x = 796,147,078,312,681.88
  5. Step 5: Solve for x
    x = 796,147,078,312,681.88/30,281,989.70
  6. Step 6: Final answer
    x = 26,291,108.55

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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.