Home / 27,946,314.40-38,565,518.80-15,723,142.24

Finding the Fourth Proportional to 27,946,314.40, 38,565,518.80 and 15,723,142.24

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Solution

The fourth proportional to 27,946,314.40, 38,565,518.80 and 15,723,142.24 is: 21,697,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946,314.40 : 38,565,518.80 = 15,723,142.24 : x
  2. Step 2: Convert to fraction form
    27,946,314.40/38,565,518.80 = 15,723,142.24/x
  3. Step 3: Cross multiply
    27,946,314.40x = 38,565,518.80 × 15,723,142.24
  4. Step 4: Simplify right side
    27,946,314.40x = 606,371,137,651,794.12
  5. Step 5: Solve for x
    x = 606,371,137,651,794.12/27,946,314.40
  6. Step 6: Final answer
    x = 21,697,714.02

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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.