Home / 11,555,237.30-15,946,031.41-6,398,488.13

Finding the Fourth Proportional to 11,555,237.30, 15,946,031.41 and 6,398,488.13

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Solution

The fourth proportional to 11,555,237.30, 15,946,031.41 and 6,398,488.13 is: 8,829,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,237.30 : 15,946,031.41 = 6,398,488.13 : x
  2. Step 2: Convert to fraction form
    11,555,237.30/15,946,031.41 = 6,398,488.13/x
  3. Step 3: Cross multiply
    11,555,237.30x = 15,946,031.41 × 6,398,488.13
  4. Step 4: Simplify right side
    11,555,237.30x = 102,030,492,709,454.77
  5. Step 5: Solve for x
    x = 102,030,492,709,454.77/11,555,237.30
  6. Step 6: Final answer
    x = 8,829,805.05

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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.