Home / 57,537,048.91-86,339,623.81-21,170,977.23

Finding the Fourth Proportional to 57,537,048.91, 86,339,623.81 and 21,170,977.23

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Solution

The fourth proportional to 57,537,048.91, 86,339,623.81 and 21,170,977.23 is: 31,768,994.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,048.91 : 86,339,623.81 = 21,170,977.23 : x
  2. Step 2: Convert to fraction form
    57,537,048.91/86,339,623.81 = 21,170,977.23/x
  3. Step 3: Cross multiply
    57,537,048.91x = 86,339,623.81 × 21,170,977.23
  4. Step 4: Simplify right side
    57,537,048.91x = 1,827,894,209,728,276
  5. Step 5: Solve for x
    x = 1,827,894,209,728,276/57,537,048.91
  6. Step 6: Final answer
    x = 31,768,994.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.