Home / 29,312,423.40-43,969,009.30-7,746,838.78

Finding the Fourth Proportional to 29,312,423.40, 43,969,009.30 and 7,746,838.78

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Solution

The fourth proportional to 29,312,423.40, 43,969,009.30 and 7,746,838.78 is: 11,620,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312,423.40 : 43,969,009.30 = 7,746,838.78 : x
  2. Step 2: Convert to fraction form
    29,312,423.40/43,969,009.30 = 7,746,838.78/x
  3. Step 3: Cross multiply
    29,312,423.40x = 43,969,009.30 × 7,746,838.78
  4. Step 4: Simplify right side
    29,312,423.40x = 340,620,826,363,420.62
  5. Step 5: Solve for x
    x = 340,620,826,363,420.62/29,312,423.40
  6. Step 6: Final answer
    x = 11,620,357.07

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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.