Home / 11,521,206.91-15,899,748.56-6,626,430.37

Finding the Fourth Proportional to 11,521,206.91, 15,899,748.56 and 6,626,430.37

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Solution

The fourth proportional to 11,521,206.91, 15,899,748.56 and 6,626,430.37 is: 9,144,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521,206.91 : 15,899,748.56 = 6,626,430.37 : x
  2. Step 2: Convert to fraction form
    11,521,206.91/15,899,748.56 = 6,626,430.37/x
  3. Step 3: Cross multiply
    11,521,206.91x = 15,899,748.56 × 6,626,430.37
  4. Step 4: Simplify right side
    11,521,206.91x = 105,358,576,733,347.77
  5. Step 5: Solve for x
    x = 105,358,576,733,347.77/11,521,206.91
  6. Step 6: Final answer
    x = 9,144,751.72

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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.