Home / 21,426,984.64-29,569,452.08-11,637,620.32

Finding the Fourth Proportional to 21,426,984.64, 29,569,452.08 and 11,637,620.32

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Solution

The fourth proportional to 21,426,984.64, 29,569,452.08 and 11,637,620.32 is: 16,060,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,426,984.64 : 29,569,452.08 = 11,637,620.32 : x
  2. Step 2: Convert to fraction form
    21,426,984.64/29,569,452.08 = 11,637,620.32/x
  3. Step 3: Cross multiply
    21,426,984.64x = 29,569,452.08 × 11,637,620.32
  4. Step 4: Simplify right side
    21,426,984.64x = 344,118,056,377,474.25
  5. Step 5: Solve for x
    x = 344,118,056,377,474.25/21,426,984.64
  6. Step 6: Final answer
    x = 16,060,031.88

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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.