Home / 28,008,360.96-42,012,551.52-8,841,056.64

Finding the Fourth Proportional to 28,008,360.96, 42,012,551.52 and 8,841,056.64

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Solution

The fourth proportional to 28,008,360.96, 42,012,551.52 and 8,841,056.64 is: 13,261,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,008,360.96 : 42,012,551.52 = 8,841,056.64 : x
  2. Step 2: Convert to fraction form
    28,008,360.96/42,012,551.52 = 8,841,056.64/x
  3. Step 3: Cross multiply
    28,008,360.96x = 42,012,551.52 × 8,841,056.64
  4. Step 4: Simplify right side
    28,008,360.96x = 371,435,347,579,238.12
  5. Step 5: Solve for x
    x = 371,435,347,579,238.12/28,008,360.96
  6. Step 6: Final answer
    x = 13,261,588.14

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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.