Home / 13,247,303.65-19,857,982.28-7,414,337.93

Finding the Fourth Proportional to 13,247,303.65, 19,857,982.28 and 7,414,337.93

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Solution

The fourth proportional to 13,247,303.65, 19,857,982.28 and 7,414,337.93 is: 11,114,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,303.65 : 19,857,982.28 = 7,414,337.93 : x
  2. Step 2: Convert to fraction form
    13,247,303.65/19,857,982.28 = 7,414,337.93/x
  3. Step 3: Cross multiply
    13,247,303.65x = 19,857,982.28 × 7,414,337.93
  4. Step 4: Simplify right side
    13,247,303.65x = 147,233,791,095,510.25
  5. Step 5: Solve for x
    x = 147,233,791,095,510.25/13,247,303.65
  6. Step 6: Final answer
    x = 11,114,245.96

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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.