Home / 39,088,045.64-53,941,566.54-21,684,391.28

Finding the Fourth Proportional to 39,088,045.64, 53,941,566.54 and 21,684,391.28

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Solution

The fourth proportional to 39,088,045.64, 53,941,566.54 and 21,684,391.28 is: 29,924,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088,045.64 : 53,941,566.54 = 21,684,391.28 : x
  2. Step 2: Convert to fraction form
    39,088,045.64/53,941,566.54 = 21,684,391.28/x
  3. Step 3: Cross multiply
    39,088,045.64x = 53,941,566.54 × 21,684,391.28
  4. Step 4: Simplify right side
    39,088,045.64x = 1,169,690,035,109,515.75
  5. Step 5: Solve for x
    x = 1,169,690,035,109,515.75/39,088,045.64
  6. Step 6: Final answer
    x = 29,924,495.23

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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.