Home / 53,386,836.48-73,670,973.12-30,180,579.84

Finding the Fourth Proportional to 53,386,836.48, 73,670,973.12 and 30,180,579.84

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Solution

The fourth proportional to 53,386,836.48, 73,670,973.12 and 30,180,579.84 is: 41,647,582.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386,836.48 : 73,670,973.12 = 30,180,579.84 : x
  2. Step 2: Convert to fraction form
    53,386,836.48/73,670,973.12 = 30,180,579.84/x
  3. Step 3: Cross multiply
    53,386,836.48x = 73,670,973.12 × 30,180,579.84
  4. Step 4: Simplify right side
    53,386,836.48x = 2,223,432,686,138,654
  5. Step 5: Solve for x
    x = 2,223,432,686,138,654/53,386,836.48
  6. Step 6: Final answer
    x = 41,647,582.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.