Home / 11,656,863.51-16,086,729.06-6,430,030.50

Finding the Fourth Proportional to 11,656,863.51, 16,086,729.06 and 6,430,030.50

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Solution

The fourth proportional to 11,656,863.51, 16,086,729.06 and 6,430,030.50 is: 8,873,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,863.51 : 16,086,729.06 = 6,430,030.50 : x
  2. Step 2: Convert to fraction form
    11,656,863.51/16,086,729.06 = 6,430,030.50/x
  3. Step 3: Cross multiply
    11,656,863.51x = 16,086,729.06 × 6,430,030.50
  4. Step 4: Simplify right side
    11,656,863.51x = 103,438,158,501,036.33
  5. Step 5: Solve for x
    x = 103,438,158,501,036.33/11,656,863.51
  6. Step 6: Final answer
    x = 8,873,584.08

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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.