Home / 31,210,545.60-43,071,870.96-19,292,007.96

Finding the Fourth Proportional to 31,210,545.60, 43,071,870.96 and 19,292,007.96

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Solution

The fourth proportional to 31,210,545.60, 43,071,870.96 and 19,292,007.96 is: 26,623,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,210,545.60 : 43,071,870.96 = 19,292,007.96 : x
  2. Step 2: Convert to fraction form
    31,210,545.60/43,071,870.96 = 19,292,007.96/x
  3. Step 3: Cross multiply
    31,210,545.60x = 43,071,870.96 × 19,292,007.96
  4. Step 4: Simplify right side
    31,210,545.60x = 830,942,877,412,412.88
  5. Step 5: Solve for x
    x = 830,942,877,412,412.88/31,210,545.60
  6. Step 6: Final answer
    x = 26,623,785.69

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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.