Home / 57,513,444.63-86,270,929.61-19,174,971.04

Finding the Fourth Proportional to 57,513,444.63, 86,270,929.61 and 19,174,971.04

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Solution

The fourth proportional to 57,513,444.63, 86,270,929.61 and 19,174,971.04 is: 28,762,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,513,444.63 : 86,270,929.61 = 19,174,971.04 : x
  2. Step 2: Convert to fraction form
    57,513,444.63/86,270,929.61 = 19,174,971.04/x
  3. Step 3: Cross multiply
    57,513,444.63x = 86,270,929.61 × 19,174,971.04
  4. Step 4: Simplify right side
    57,513,444.63x = 1,654,242,576,554,076.50
  5. Step 5: Solve for x
    x = 1,654,242,576,554,076.50/57,513,444.63
  6. Step 6: Final answer
    x = 28,762,710.83

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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.