Home / 13,000,622.70-19,500,934.05-9,221,486.70

Finding the Fourth Proportional to 13,000,622.70, 19,500,934.05 and 9,221,486.70

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Solution

The fourth proportional to 13,000,622.70, 19,500,934.05 and 9,221,486.70 is: 13,832,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,622.70 : 19,500,934.05 = 9,221,486.70 : x
  2. Step 2: Convert to fraction form
    13,000,622.70/19,500,934.05 = 9,221,486.70/x
  3. Step 3: Cross multiply
    13,000,622.70x = 19,500,934.05 × 9,221,486.70
  4. Step 4: Simplify right side
    13,000,622.70x = 179,827,603,979,652.12
  5. Step 5: Solve for x
    x = 179,827,603,979,652.12/13,000,622.70
  6. Step 6: Final answer
    x = 13,832,230.05

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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.