Home / 21,264,402.56-31,913,629.63-11,032,195.01

Finding the Fourth Proportional to 21,264,402.56, 31,913,629.63 and 11,032,195.01

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Solution

The fourth proportional to 21,264,402.56, 31,913,629.63 and 11,032,195.01 is: 16,557,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,264,402.56 : 31,913,629.63 = 11,032,195.01 : x
  2. Step 2: Convert to fraction form
    21,264,402.56/31,913,629.63 = 11,032,195.01/x
  3. Step 3: Cross multiply
    21,264,402.56x = 31,913,629.63 × 11,032,195.01
  4. Step 4: Simplify right side
    21,264,402.56x = 352,077,385,367,925.56
  5. Step 5: Solve for x
    x = 352,077,385,367,925.56/21,264,402.56
  6. Step 6: Final answer
    x = 16,557,125.67

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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.