Home / 19,061,527.59-28,580,754.83-7,688,690.19

Finding the Fourth Proportional to 19,061,527.59, 28,580,754.83 and 7,688,690.19

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Solution

The fourth proportional to 19,061,527.59, 28,580,754.83 and 7,688,690.19 is: 11,528,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,061,527.59 : 28,580,754.83 = 7,688,690.19 : x
  2. Step 2: Convert to fraction form
    19,061,527.59/28,580,754.83 = 7,688,690.19/x
  3. Step 3: Cross multiply
    19,061,527.59x = 28,580,754.83 × 7,688,690.19
  4. Step 4: Simplify right side
    19,061,527.59x = 219,748,569,245,772.69
  5. Step 5: Solve for x
    x = 219,748,569,245,772.69/19,061,527.59
  6. Step 6: Final answer
    x = 11,528,381.88

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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.