Home / 9,289,038.24-12,818,902.46-5,159,068.65

Finding the Fourth Proportional to 9,289,038.24, 12,818,902.46 and 5,159,068.65

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Solution

The fourth proportional to 9,289,038.24, 12,818,902.46 and 5,159,068.65 is: 7,119,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,038.24 : 12,818,902.46 = 5,159,068.65 : x
  2. Step 2: Convert to fraction form
    9,289,038.24/12,818,902.46 = 5,159,068.65/x
  3. Step 3: Cross multiply
    9,289,038.24x = 12,818,902.46 × 5,159,068.65
  4. Step 4: Simplify right side
    9,289,038.24x = 66,133,597,782,998.54
  5. Step 5: Solve for x
    x = 66,133,597,782,998.54/9,289,038.24
  6. Step 6: Final answer
    x = 7,119,531.22

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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.