Home / 23,152,633.44-31,951,666.80-12,838,663.68

Finding the Fourth Proportional to 23,152,633.44, 31,951,666.80 and 12,838,663.68

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Solution

The fourth proportional to 23,152,633.44, 31,951,666.80 and 12,838,663.68 is: 17,717,928.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,152,633.44 : 31,951,666.80 = 12,838,663.68 : x
  2. Step 2: Convert to fraction form
    23,152,633.44/31,951,666.80 = 12,838,663.68/x
  3. Step 3: Cross multiply
    23,152,633.44x = 31,951,666.80 × 12,838,663.68
  4. Step 4: Simplify right side
    23,152,633.44x = 410,216,704,060,621.81
  5. Step 5: Solve for x
    x = 410,216,704,060,621.81/23,152,633.44
  6. Step 6: Final answer
    x = 17,717,928.51

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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.