Home / 19,484,780.40-26,888,333.40-10,783,319.76

Finding the Fourth Proportional to 19,484,780.40, 26,888,333.40 and 10,783,319.76

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Solution

The fourth proportional to 19,484,780.40, 26,888,333.40 and 10,783,319.76 is: 14,880,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484,780.40 : 26,888,333.40 = 10,783,319.76 : x
  2. Step 2: Convert to fraction form
    19,484,780.40/26,888,333.40 = 10,783,319.76/x
  3. Step 3: Cross multiply
    19,484,780.40x = 26,888,333.40 × 10,783,319.76
  4. Step 4: Simplify right side
    19,484,780.40x = 289,945,496,865,687.94
  5. Step 5: Solve for x
    x = 289,945,496,865,687.94/19,484,780.40
  6. Step 6: Final answer
    x = 14,880,614.04

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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.