Home / 9,514,501.50-13,130,018.92-5,163,586.68

Finding the Fourth Proportional to 9,514,501.50, 13,130,018.92 and 5,163,586.68

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Solution

The fourth proportional to 9,514,501.50, 13,130,018.92 and 5,163,586.68 is: 7,125,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514,501.50 : 13,130,018.92 = 5,163,586.68 : x
  2. Step 2: Convert to fraction form
    9,514,501.50/13,130,018.92 = 5,163,586.68/x
  3. Step 3: Cross multiply
    9,514,501.50x = 13,130,018.92 × 5,163,586.68
  4. Step 4: Simplify right side
    9,514,501.50x = 67,797,990,803,459.98
  5. Step 5: Solve for x
    x = 67,797,990,803,459.98/9,514,501.50
  6. Step 6: Final answer
    x = 7,125,753.34

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Double scale
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Similar ratio
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1.5x scale

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.