Home / 19,516,881.60-26,933,454.78-10,815,199.56

Finding the Fourth Proportional to 19,516,881.60, 26,933,454.78 and 10,815,199.56

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Solution

The fourth proportional to 19,516,881.60, 26,933,454.78 and 10,815,199.56 is: 14,925,063.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,881.60 : 26,933,454.78 = 10,815,199.56 : x
  2. Step 2: Convert to fraction form
    19,516,881.60/26,933,454.78 = 10,815,199.56/x
  3. Step 3: Cross multiply
    19,516,881.60x = 26,933,454.78 × 10,815,199.56
  4. Step 4: Simplify right side
    19,516,881.60x = 291,290,688,285,935.94
  5. Step 5: Solve for x
    x = 291,290,688,285,935.94/19,516,881.60
  6. Step 6: Final answer
    x = 14,925,063.04

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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.