Home / 15,893,411.60-23,840,117.40-7,811,571.80

Finding the Fourth Proportional to 15,893,411.60, 23,840,117.40 and 7,811,571.80

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Solution

The fourth proportional to 15,893,411.60, 23,840,117.40 and 7,811,571.80 is: 11,717,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893,411.60 : 23,840,117.40 = 7,811,571.80 : x
  2. Step 2: Convert to fraction form
    15,893,411.60/23,840,117.40 = 7,811,571.80/x
  3. Step 3: Cross multiply
    15,893,411.60x = 23,840,117.40 × 7,811,571.80
  4. Step 4: Simplify right side
    15,893,411.60x = 186,228,788,790,529.31
  5. Step 5: Solve for x
    x = 186,228,788,790,529.31/15,893,411.60
  6. Step 6: Final answer
    x = 11,717,357.70

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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.