Home / 28,996,879.45-43,495,319.18-19,441,730.65

Finding the Fourth Proportional to 28,996,879.45, 43,495,319.18 and 19,441,730.65

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Solution

The fourth proportional to 28,996,879.45, 43,495,319.18 and 19,441,730.65 is: 29,162,595.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,879.45 : 43,495,319.18 = 19,441,730.65 : x
  2. Step 2: Convert to fraction form
    28,996,879.45/43,495,319.18 = 19,441,730.65/x
  3. Step 3: Cross multiply
    28,996,879.45x = 43,495,319.18 × 19,441,730.65
  4. Step 4: Simplify right side
    28,996,879.45x = 845,624,280,033,338.75
  5. Step 5: Solve for x
    x = 845,624,280,033,338.75/28,996,879.45
  6. Step 6: Final answer
    x = 29,162,595.98

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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.