Home / 10,825,123.36-14,938,668.98-6,474,209

Finding the Fourth Proportional to 10,825,123.36, 14,938,668.98 and 6,474,209

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Solution

The fourth proportional to 10,825,123.36, 14,938,668.98 and 6,474,209 is: 8,934,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825,123.36 : 14,938,668.98 = 6,474,209 : x
  2. Step 2: Convert to fraction form
    10,825,123.36/14,938,668.98 = 6,474,209/x
  3. Step 3: Cross multiply
    10,825,123.36x = 14,938,668.98 × 6,474,209
  4. Step 4: Simplify right side
    10,825,123.36x = 96,716,065,158,336.83
  5. Step 5: Solve for x
    x = 96,716,065,158,336.83/10,825,123.36
  6. Step 6: Final answer
    x = 8,934,407.67

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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.