Home / 9,457,680-13,051,681.28-5,383,560.96

Finding the Fourth Proportional to 9,457,680, 13,051,681.28 and 5,383,560.96

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Solution

The fourth proportional to 9,457,680, 13,051,681.28 and 5,383,560.96 is: 7,429,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457,680 : 13,051,681.28 = 5,383,560.96 : x
  2. Step 2: Convert to fraction form
    9,457,680/13,051,681.28 = 5,383,560.96/x
  3. Step 3: Cross multiply
    9,457,680x = 13,051,681.28 × 5,383,560.96
  4. Step 4: Simplify right side
    9,457,680x = 70,264,521,801,370.83
  5. Step 5: Solve for x
    x = 70,264,521,801,370.83/9,457,680
  6. Step 6: Final answer
    x = 7,429,361.30

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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.