Home / 10,211,790.51-14,091,856.09-5,565,476.89

Finding the Fourth Proportional to 10,211,790.51, 14,091,856.09 and 5,565,476.89

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Solution

The fourth proportional to 10,211,790.51, 14,091,856.09 and 5,565,476.89 is: 7,680,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,790.51 : 14,091,856.09 = 5,565,476.89 : x
  2. Step 2: Convert to fraction form
    10,211,790.51/14,091,856.09 = 5,565,476.89/x
  3. Step 3: Cross multiply
    10,211,790.51x = 14,091,856.09 × 5,565,476.89
  4. Step 4: Simplify right side
    10,211,790.51x = 78,427,899,406,100.75
  5. Step 5: Solve for x
    x = 78,427,899,406,100.75/10,211,790.51
  6. Step 6: Final answer
    x = 7,680,132.03

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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.