Home / 9,218,088-12,720,962.57-5,088,120.57

Finding the Fourth Proportional to 9,218,088, 12,720,962.57 and 5,088,120.57

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Solution

The fourth proportional to 9,218,088, 12,720,962.57 and 5,088,120.57 is: 7,021,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,088 : 12,720,962.57 = 5,088,120.57 : x
  2. Step 2: Convert to fraction form
    9,218,088/12,720,962.57 = 5,088,120.57/x
  3. Step 3: Cross multiply
    9,218,088x = 12,720,962.57 × 5,088,120.57
  4. Step 4: Simplify right side
    9,218,088x = 64,725,791,297,176.46
  5. Step 5: Solve for x
    x = 64,725,791,297,176.46/9,218,088
  6. Step 6: Final answer
    x = 7,021,607.01

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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.