Home / 39,088,276.88-53,941,885.32-21,684,622.64

Finding the Fourth Proportional to 39,088,276.88, 53,941,885.32 and 21,684,622.64

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Solution

The fourth proportional to 39,088,276.88, 53,941,885.32 and 21,684,622.64 is: 29,924,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088,276.88 : 53,941,885.32 = 21,684,622.64 : x
  2. Step 2: Convert to fraction form
    39,088,276.88/53,941,885.32 = 21,684,622.64/x
  3. Step 3: Cross multiply
    39,088,276.88x = 53,941,885.32 × 21,684,622.64
  4. Step 4: Simplify right side
    39,088,276.88x = 1,169,709,427,654,355.75
  5. Step 5: Solve for x
    x = 1,169,709,427,654,355.75/39,088,276.88
  6. Step 6: Final answer
    x = 29,924,814.32

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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.