Home / 9,447,678.18-13,033,305.54-5,577,606.72

Finding the Fourth Proportional to 9,447,678.18, 13,033,305.54 and 5,577,606.72

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Solution

The fourth proportional to 9,447,678.18, 13,033,305.54 and 5,577,606.72 is: 7,694,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447,678.18 : 13,033,305.54 = 5,577,606.72 : x
  2. Step 2: Convert to fraction form
    9,447,678.18/13,033,305.54 = 5,577,606.72/x
  3. Step 3: Cross multiply
    9,447,678.18x = 13,033,305.54 × 5,577,606.72
  4. Step 4: Simplify right side
    9,447,678.18x = 72,694,652,563,717.22
  5. Step 5: Solve for x
    x = 72,694,652,563,717.22/9,447,678.18
  6. Step 6: Final answer
    x = 7,694,446.32

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1.5x scale

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.