Home / 53,950,432.11-74,434,599.05-33,020,645.69

Finding the Fourth Proportional to 53,950,432.11, 74,434,599.05 and 33,020,645.69

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Solution

The fourth proportional to 53,950,432.11, 74,434,599.05 and 33,020,645.69 is: 45,558,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,950,432.11 : 74,434,599.05 = 33,020,645.69 : x
  2. Step 2: Convert to fraction form
    53,950,432.11/74,434,599.05 = 33,020,645.69/x
  3. Step 3: Cross multiply
    53,950,432.11x = 74,434,599.05 × 33,020,645.69
  4. Step 4: Simplify right side
    53,950,432.11x = 2,457,878,521,769,984.50
  5. Step 5: Solve for x
    x = 2,457,878,521,769,984.50/53,950,432.11
  6. Step 6: Final answer
    x = 45,558,087.78

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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.