Home / 8,458,870.28-11,672,938.95-4,787,708.03

Finding the Fourth Proportional to 8,458,870.28, 11,672,938.95 and 4,787,708.03

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Solution

The fourth proportional to 8,458,870.28, 11,672,938.95 and 4,787,708.03 is: 6,606,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,870.28 : 11,672,938.95 = 4,787,708.03 : x
  2. Step 2: Convert to fraction form
    8,458,870.28/11,672,938.95 = 4,787,708.03/x
  3. Step 3: Cross multiply
    8,458,870.28x = 11,672,938.95 × 4,787,708.03
  4. Step 4: Simplify right side
    8,458,870.28x = 55,886,623,544,614.77
  5. Step 5: Solve for x
    x = 55,886,623,544,614.77/8,458,870.28
  6. Step 6: Final answer
    x = 6,606,866.13

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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.