Home / 55,724,038.80-83,582,121.60-19,323,610.80

Finding the Fourth Proportional to 55,724,038.80, 83,582,121.60 and 19,323,610.80

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Solution

The fourth proportional to 55,724,038.80, 83,582,121.60 and 19,323,610.80 is: 28,984,051.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,724,038.80 : 83,582,121.60 = 19,323,610.80 : x
  2. Step 2: Convert to fraction form
    55,724,038.80/83,582,121.60 = 19,323,610.80/x
  3. Step 3: Cross multiply
    55,724,038.80x = 83,582,121.60 × 19,323,610.80
  4. Step 4: Simplify right side
    55,724,038.80x = 1,615,108,387,636,673.25
  5. Step 5: Solve for x
    x = 1,615,108,387,636,673.25/55,724,038.80
  6. Step 6: Final answer
    x = 28,984,051.09

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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.