Home / 21,211,357.93-31,811,230.07-5,854,976.58

Finding the Fourth Proportional to 21,211,357.93, 31,811,230.07 and 5,854,976.58

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Solution

The fourth proportional to 21,211,357.93, 31,811,230.07 and 5,854,976.58 is: 8,780,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,211,357.93 : 31,811,230.07 = 5,854,976.58 : x
  2. Step 2: Convert to fraction form
    21,211,357.93/31,811,230.07 = 5,854,976.58/x
  3. Step 3: Cross multiply
    21,211,357.93x = 31,811,230.07 × 5,854,976.58
  4. Step 4: Simplify right side
    21,211,357.93x = 186,254,006,896,423.06
  5. Step 5: Solve for x
    x = 186,254,006,896,423.06/21,211,357.93
  6. Step 6: Final answer
    x = 8,780,862.00

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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.