Home / 15,826,555.40-21,840,646.46-8,583,211.40

Finding the Fourth Proportional to 15,826,555.40, 21,840,646.46 and 8,583,211.40

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Solution

The fourth proportional to 15,826,555.40, 21,840,646.46 and 8,583,211.40 is: 11,844,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826,555.40 : 21,840,646.46 = 8,583,211.40 : x
  2. Step 2: Convert to fraction form
    15,826,555.40/21,840,646.46 = 8,583,211.40/x
  3. Step 3: Cross multiply
    15,826,555.40x = 21,840,646.46 × 8,583,211.40
  4. Step 4: Simplify right side
    15,826,555.40x = 187,462,885,678,841.66
  5. Step 5: Solve for x
    x = 187,462,885,678,841.66/15,826,555.40
  6. Step 6: Final answer
    x = 11,844,831.74

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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.