Home / 7,769,631.60-11,654,447.40-7,013,804.40

Finding the Fourth Proportional to 7,769,631.60, 11,654,447.40 and 7,013,804.40

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Solution

The fourth proportional to 7,769,631.60, 11,654,447.40 and 7,013,804.40 is: 10,520,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,631.60 : 11,654,447.40 = 7,013,804.40 : x
  2. Step 2: Convert to fraction form
    7,769,631.60/11,654,447.40 = 7,013,804.40/x
  3. Step 3: Cross multiply
    7,769,631.60x = 11,654,447.40 × 7,013,804.40
  4. Step 4: Simplify right side
    7,769,631.60x = 81,742,014,453,688.56
  5. Step 5: Solve for x
    x = 81,742,014,453,688.56/7,769,631.60
  6. Step 6: Final answer
    x = 10,520,706.60

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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.