Home / 55,616,404.30-83,424,606.45-47,218,324.30

Finding the Fourth Proportional to 55,616,404.30, 83,424,606.45 and 47,218,324.30

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Solution

The fourth proportional to 55,616,404.30, 83,424,606.45 and 47,218,324.30 is: 70,827,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616,404.30 : 83,424,606.45 = 47,218,324.30 : x
  2. Step 2: Convert to fraction form
    55,616,404.30/83,424,606.45 = 47,218,324.30/x
  3. Step 3: Cross multiply
    55,616,404.30x = 83,424,606.45 × 47,218,324.30
  4. Step 4: Simplify right side
    55,616,404.30x = 3,939,170,121,955,971.50
  5. Step 5: Solve for x
    x = 3,939,170,121,955,971.50/55,616,404.30
  6. Step 6: Final answer
    x = 70,827,486.45

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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.