Home / 8,365,715.11-12,548,642.60-2,300,779.51

Finding the Fourth Proportional to 8,365,715.11, 12,548,642.60 and 2,300,779.51

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Solution

The fourth proportional to 8,365,715.11, 12,548,642.60 and 2,300,779.51 is: 3,451,188.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,715.11 : 12,548,642.60 = 2,300,779.51 : x
  2. Step 2: Convert to fraction form
    8,365,715.11/12,548,642.60 = 2,300,779.51/x
  3. Step 3: Cross multiply
    8,365,715.11x = 12,548,642.60 × 2,300,779.51
  4. Step 4: Simplify right side
    8,365,715.11x = 28,871,659,733,831.58
  5. Step 5: Solve for x
    x = 28,871,659,733,831.58/8,365,715.11
  6. Step 6: Final answer
    x = 3,451,188.50

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Double scale
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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.