Home / 38,724,909.09-58,093,529.96-12,818,156.64

Finding the Fourth Proportional to 38,724,909.09, 58,093,529.96 and 12,818,156.64

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Solution

The fourth proportional to 38,724,909.09, 58,093,529.96 and 12,818,156.64 is: 19,229,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,724,909.09 : 58,093,529.96 = 12,818,156.64 : x
  2. Step 2: Convert to fraction form
    38,724,909.09/58,093,529.96 = 12,818,156.64/x
  3. Step 3: Cross multiply
    38,724,909.09x = 58,093,529.96 × 12,818,156.64
  4. Step 4: Simplify right side
    38,724,909.09x = 744,651,966,797,813
  5. Step 5: Solve for x
    x = 744,651,966,797,813/38,724,909.09
  6. Step 6: Final answer
    x = 19,229,276.05

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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.