Home / 8,774,579.60-13,161,869.40-7,388,896.40

Finding the Fourth Proportional to 8,774,579.60, 13,161,869.40 and 7,388,896.40

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Solution

The fourth proportional to 8,774,579.60, 13,161,869.40 and 7,388,896.40 is: 11,083,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774,579.60 : 13,161,869.40 = 7,388,896.40 : x
  2. Step 2: Convert to fraction form
    8,774,579.60/13,161,869.40 = 7,388,896.40/x
  3. Step 3: Cross multiply
    8,774,579.60x = 13,161,869.40 × 7,388,896.40
  4. Step 4: Simplify right side
    8,774,579.60x = 97,251,689,426,930.17
  5. Step 5: Solve for x
    x = 97,251,689,426,930.17/8,774,579.60
  6. Step 6: Final answer
    x = 11,083,344.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.