Home / 8,703,190.66-12,009,681.22-4,782,740.64

Finding the Fourth Proportional to 8,703,190.66, 12,009,681.22 and 4,782,740.64

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Solution

The fourth proportional to 8,703,190.66, 12,009,681.22 and 4,782,740.64 is: 6,599,785.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,190.66 : 12,009,681.22 = 4,782,740.64 : x
  2. Step 2: Convert to fraction form
    8,703,190.66/12,009,681.22 = 4,782,740.64/x
  3. Step 3: Cross multiply
    8,703,190.66x = 12,009,681.22 × 4,782,740.64
  4. Step 4: Simplify right side
    8,703,190.66x = 57,439,190,444,338.78
  5. Step 5: Solve for x
    x = 57,439,190,444,338.78/8,703,190.66
  6. Step 6: Final answer
    x = 6,599,785.38

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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.