Home / 19,313,231.60-28,973,346.60-9,704,428.40

Finding the Fourth Proportional to 19,313,231.60, 28,973,346.60 and 9,704,428.40

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Solution

The fourth proportional to 19,313,231.60, 28,973,346.60 and 9,704,428.40 is: 14,558,400.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,231.60 : 28,973,346.60 = 9,704,428.40 : x
  2. Step 2: Convert to fraction form
    19,313,231.60/28,973,346.60 = 9,704,428.40/x
  3. Step 3: Cross multiply
    19,313,231.60x = 28,973,346.60 × 9,704,428.40
  4. Step 4: Simplify right side
    19,313,231.60x = 281,169,767,588,083.47
  5. Step 5: Solve for x
    x = 281,169,767,588,083.47/19,313,231.60
  6. Step 6: Final answer
    x = 14,558,400.86

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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.