Home / 31,549,616.55-47,324,424.87-7,615,088.55

Finding the Fourth Proportional to 31,549,616.55, 47,324,424.87 and 7,615,088.55

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Solution

The fourth proportional to 31,549,616.55, 47,324,424.87 and 7,615,088.55 is: 11,422,632.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,616.55 : 47,324,424.87 = 7,615,088.55 : x
  2. Step 2: Convert to fraction form
    31,549,616.55/47,324,424.87 = 7,615,088.55/x
  3. Step 3: Cross multiply
    31,549,616.55x = 47,324,424.87 × 7,615,088.55
  4. Step 4: Simplify right side
    31,549,616.55x = 360,379,685,962,872.19
  5. Step 5: Solve for x
    x = 360,379,685,962,872.19/31,549,616.55
  6. Step 6: Final answer
    x = 11,422,632.84

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1.5x scale

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.