Home / 10,562,296.60-15,816,158.78-7,289,749.08

Finding the Fourth Proportional to 10,562,296.60, 15,816,158.78 and 7,289,749.08

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Solution

The fourth proportional to 10,562,296.60, 15,816,158.78 and 7,289,749.08 is: 10,915,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562,296.60 : 15,816,158.78 = 7,289,749.08 : x
  2. Step 2: Convert to fraction form
    10,562,296.60/15,816,158.78 = 7,289,749.08/x
  3. Step 3: Cross multiply
    10,562,296.60x = 15,816,158.78 × 7,289,749.08
  4. Step 4: Simplify right side
    10,562,296.60x = 115,295,828,915,638.92
  5. Step 5: Solve for x
    x = 115,295,828,915,638.92/10,562,296.60
  6. Step 6: Final answer
    x = 10,915,791.64

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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.