Home / 31,114,301.52-42,937,743.88-17,175,664.72

Finding the Fourth Proportional to 31,114,301.52, 42,937,743.88 and 17,175,664.72

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Solution

The fourth proportional to 31,114,301.52, 42,937,743.88 and 17,175,664.72 is: 23,702,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,114,301.52 : 42,937,743.88 = 17,175,664.72 : x
  2. Step 2: Convert to fraction form
    31,114,301.52/42,937,743.88 = 17,175,664.72/x
  3. Step 3: Cross multiply
    31,114,301.52x = 42,937,743.88 × 17,175,664.72
  4. Step 4: Simplify right side
    31,114,301.52x = 737,484,292,716,111.88
  5. Step 5: Solve for x
    x = 737,484,292,716,111.88/31,114,301.52
  6. Step 6: Final answer
    x = 23,702,421.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.