Home / 30,087,008.55-41,520,237.53-16,335,972.68

Finding the Fourth Proportional to 30,087,008.55, 41,520,237.53 and 16,335,972.68

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Solution

The fourth proportional to 30,087,008.55, 41,520,237.53 and 16,335,972.68 is: 22,543,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,008.55 : 41,520,237.53 = 16,335,972.68 : x
  2. Step 2: Convert to fraction form
    30,087,008.55/41,520,237.53 = 16,335,972.68/x
  3. Step 3: Cross multiply
    30,087,008.55x = 41,520,237.53 × 16,335,972.68
  4. Step 4: Simplify right side
    30,087,008.55x = 678,273,465,667,909.62
  5. Step 5: Solve for x
    x = 678,273,465,667,909.62/30,087,008.55
  6. Step 6: Final answer
    x = 22,543,732.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.