Home / 12,643,135.56-17,447,526.48-6,841,916.64

Finding the Fourth Proportional to 12,643,135.56, 17,447,526.48 and 6,841,916.64

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Solution

The fourth proportional to 12,643,135.56, 17,447,526.48 and 6,841,916.64 is: 9,441,844.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,135.56 : 17,447,526.48 = 6,841,916.64 : x
  2. Step 2: Convert to fraction form
    12,643,135.56/17,447,526.48 = 6,841,916.64/x
  3. Step 3: Cross multiply
    12,643,135.56x = 17,447,526.48 × 6,841,916.64
  4. Step 4: Simplify right side
    12,643,135.56x = 119,374,521,750,352.62
  5. Step 5: Solve for x
    x = 119,374,521,750,352.62/12,643,135.56
  6. Step 6: Final answer
    x = 9,441,844.64

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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.