Home / 53,553,320.35-73,905,140.97-30,347,675.71

Finding the Fourth Proportional to 53,553,320.35, 73,905,140.97 and 30,347,675.71

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Solution

The fourth proportional to 53,553,320.35, 73,905,140.97 and 30,347,675.71 is: 41,880,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553,320.35 : 73,905,140.97 = 30,347,675.71 : x
  2. Step 2: Convert to fraction form
    53,553,320.35/73,905,140.97 = 30,347,675.71/x
  3. Step 3: Cross multiply
    53,553,320.35x = 73,905,140.97 × 30,347,675.71
  4. Step 4: Simplify right side
    53,553,320.35x = 2,242,849,251,459,394.75
  5. Step 5: Solve for x
    x = 2,242,849,251,459,394.75/53,553,320.35
  6. Step 6: Final answer
    x = 41,880,675.87

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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.