Home / 15,554,898.30-23,332,347.45-12,307,640.70

Finding the Fourth Proportional to 15,554,898.30, 23,332,347.45 and 12,307,640.70

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Solution

The fourth proportional to 15,554,898.30, 23,332,347.45 and 12,307,640.70 is: 18,461,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,898.30 : 23,332,347.45 = 12,307,640.70 : x
  2. Step 2: Convert to fraction form
    15,554,898.30/23,332,347.45 = 12,307,640.70/x
  3. Step 3: Cross multiply
    15,554,898.30x = 23,332,347.45 × 12,307,640.70
  4. Step 4: Simplify right side
    15,554,898.30x = 287,166,149,102,161.19
  5. Step 5: Solve for x
    x = 287,166,149,102,161.19/15,554,898.30
  6. Step 6: Final answer
    x = 18,461,461.05

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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.