Home / 16,291,820.91-22,482,320.72-9,048,482.67

Finding the Fourth Proportional to 16,291,820.91, 22,482,320.72 and 9,048,482.67

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Solution

The fourth proportional to 16,291,820.91, 22,482,320.72 and 9,048,482.67 is: 12,486,688.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291,820.91 : 22,482,320.72 = 9,048,482.67 : x
  2. Step 2: Convert to fraction form
    16,291,820.91/22,482,320.72 = 9,048,482.67/x
  3. Step 3: Cross multiply
    16,291,820.91x = 22,482,320.72 × 9,048,482.67
  4. Step 4: Simplify right side
    16,291,820.91x = 203,430,889,371,059.50
  5. Step 5: Solve for x
    x = 203,430,889,371,059.50/16,291,820.91
  6. Step 6: Final answer
    x = 12,486,688.29

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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.