Home / 55,730,537.70-83,595,806.55-19,326,829.20

Finding the Fourth Proportional to 55,730,537.70, 83,595,806.55 and 19,326,829.20

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Solution

The fourth proportional to 55,730,537.70, 83,595,806.55 and 19,326,829.20 is: 28,990,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730,537.70 : 83,595,806.55 = 19,326,829.20 : x
  2. Step 2: Convert to fraction form
    55,730,537.70/83,595,806.55 = 19,326,829.20/x
  3. Step 3: Cross multiply
    55,730,537.70x = 83,595,806.55 × 19,326,829.20
  4. Step 4: Simplify right side
    55,730,537.70x = 1,615,641,875,028,091.25
  5. Step 5: Solve for x
    x = 1,615,641,875,028,091.25/55,730,537.70
  6. Step 6: Final answer
    x = 28,990,243.80

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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.