Home / 19,223,834.72-28,847,095.32-7,101,876.92

Finding the Fourth Proportional to 19,223,834.72, 28,847,095.32 and 7,101,876.92

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Solution

The fourth proportional to 19,223,834.72, 28,847,095.32 and 7,101,876.92 is: 10,657,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223,834.72 : 28,847,095.32 = 7,101,876.92 : x
  2. Step 2: Convert to fraction form
    19,223,834.72/28,847,095.32 = 7,101,876.92/x
  3. Step 3: Cross multiply
    19,223,834.72x = 28,847,095.32 × 7,101,876.92
  4. Step 4: Simplify right side
    19,223,834.72x = 204,868,520,462,148
  5. Step 5: Solve for x
    x = 204,868,520,462,148/19,223,834.72
  6. Step 6: Final answer
    x = 10,657,005.92

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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.