Home / 11,256,338.40-16,859,624.40-8,712,031.20

Finding the Fourth Proportional to 11,256,338.40, 16,859,624.40 and 8,712,031.20

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Solution

The fourth proportional to 11,256,338.40, 16,859,624.40 and 8,712,031.20 is: 13,048,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256,338.40 : 16,859,624.40 = 8,712,031.20 : x
  2. Step 2: Convert to fraction form
    11,256,338.40/16,859,624.40 = 8,712,031.20/x
  3. Step 3: Cross multiply
    11,256,338.40x = 16,859,624.40 × 8,712,031.20
  4. Step 4: Simplify right side
    11,256,338.40x = 146,881,573,793,081.25
  5. Step 5: Solve for x
    x = 146,881,573,793,081.25/11,256,338.40
  6. Step 6: Final answer
    x = 13,048,788.03

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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.