Home / 23,005,309.02-31,747,107.51-12,692,115.42

Finding the Fourth Proportional to 23,005,309.02, 31,747,107.51 and 12,692,115.42

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Solution

The fourth proportional to 23,005,309.02, 31,747,107.51 and 12,692,115.42 is: 17,514,998.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,005,309.02 : 31,747,107.51 = 12,692,115.42 : x
  2. Step 2: Convert to fraction form
    23,005,309.02/31,747,107.51 = 12,692,115.42/x
  3. Step 3: Cross multiply
    23,005,309.02x = 31,747,107.51 × 12,692,115.42
  4. Step 4: Simplify right side
    23,005,309.02x = 402,937,952,768,068.81
  5. Step 5: Solve for x
    x = 402,937,952,768,068.81/23,005,309.02
  6. Step 6: Final answer
    x = 17,514,998.49

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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.