Home / 10,967,048.57-15,129,762.32-6,613,715.72

Finding the Fourth Proportional to 10,967,048.57, 15,129,762.32 and 6,613,715.72

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Solution

The fourth proportional to 10,967,048.57, 15,129,762.32 and 6,613,715.72 is: 9,124,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967,048.57 : 15,129,762.32 = 6,613,715.72 : x
  2. Step 2: Convert to fraction form
    10,967,048.57/15,129,762.32 = 6,613,715.72/x
  3. Step 3: Cross multiply
    10,967,048.57x = 15,129,762.32 × 6,613,715.72
  4. Step 4: Simplify right side
    10,967,048.57x = 100,063,946,950,006.36
  5. Step 5: Solve for x
    x = 100,063,946,950,006.36/10,967,048.57
  6. Step 6: Final answer
    x = 9,124,054.32

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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.