Home / 19,484,279.28-26,888,357.70-10,783,051.92

Finding the Fourth Proportional to 19,484,279.28, 26,888,357.70 and 10,783,051.92

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Solution

The fourth proportional to 19,484,279.28, 26,888,357.70 and 10,783,051.92 is: 14,880,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484,279.28 : 26,888,357.70 = 10,783,051.92 : x
  2. Step 2: Convert to fraction form
    19,484,279.28/26,888,357.70 = 10,783,051.92/x
  3. Step 3: Cross multiply
    19,484,279.28x = 26,888,357.70 × 10,783,051.92
  4. Step 4: Simplify right side
    19,484,279.28x = 289,938,557,122,631.75
  5. Step 5: Solve for x
    x = 289,938,557,122,631.75/19,484,279.28
  6. Step 6: Final answer
    x = 14,880,640.59

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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.