Home / 10,343,259.45-15,514,888.95-4,877,081.91

Finding the Fourth Proportional to 10,343,259.45, 15,514,888.95 and 4,877,081.91

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Solution

The fourth proportional to 10,343,259.45, 15,514,888.95 and 4,877,081.91 is: 7,315,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343,259.45 : 15,514,888.95 = 4,877,081.91 : x
  2. Step 2: Convert to fraction form
    10,343,259.45/15,514,888.95 = 4,877,081.91/x
  3. Step 3: Cross multiply
    10,343,259.45x = 15,514,888.95 × 4,877,081.91
  4. Step 4: Simplify right side
    10,343,259.45x = 75,667,384,233,703.89
  5. Step 5: Solve for x
    x = 75,667,384,233,703.89/10,343,259.45
  6. Step 6: Final answer
    x = 7,315,622.76

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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.