Home / 11,390,852.09-15,719,417.55-6,163,860.30

Finding the Fourth Proportional to 11,390,852.09, 15,719,417.55 and 6,163,860.30

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Solution

The fourth proportional to 11,390,852.09, 15,719,417.55 and 6,163,860.30 is: 8,506,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390,852.09 : 15,719,417.55 = 6,163,860.30 : x
  2. Step 2: Convert to fraction form
    11,390,852.09/15,719,417.55 = 6,163,860.30/x
  3. Step 3: Cross multiply
    11,390,852.09x = 15,719,417.55 × 6,163,860.30
  4. Step 4: Simplify right side
    11,390,852.09x = 96,892,293,775,568.27
  5. Step 5: Solve for x
    x = 96,892,293,775,568.27/11,390,852.09
  6. Step 6: Final answer
    x = 8,506,149.76

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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.