Home / 9,438,178.56-13,025,792.16-5,364,409.92

Finding the Fourth Proportional to 9,438,178.56, 13,025,792.16 and 5,364,409.92

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Solution

The fourth proportional to 9,438,178.56, 13,025,792.16 and 5,364,409.92 is: 7,403,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438,178.56 : 13,025,792.16 = 5,364,409.92 : x
  2. Step 2: Convert to fraction form
    9,438,178.56/13,025,792.16 = 5,364,409.92/x
  3. Step 3: Cross multiply
    9,438,178.56x = 13,025,792.16 × 5,364,409.92
  4. Step 4: Simplify right side
    9,438,178.56x = 69,875,688,678,962.23
  5. Step 5: Solve for x
    x = 69,875,688,678,962.23/9,438,178.56
  6. Step 6: Final answer
    x = 7,403,514.17

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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.