Home / 8,130,040.19-12,196,175.66-4,719,927.63

Finding the Fourth Proportional to 8,130,040.19, 12,196,175.66 and 4,719,927.63

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Solution

The fourth proportional to 8,130,040.19, 12,196,175.66 and 4,719,927.63 is: 7,080,538.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,040.19 : 12,196,175.66 = 4,719,927.63 : x
  2. Step 2: Convert to fraction form
    8,130,040.19/12,196,175.66 = 4,719,927.63/x
  3. Step 3: Cross multiply
    8,130,040.19x = 12,196,175.66 × 4,719,927.63
  4. Step 4: Simplify right side
    8,130,040.19x = 57,565,066,454,367.84
  5. Step 5: Solve for x
    x = 57,565,066,454,367.84/8,130,040.19
  6. Step 6: Final answer
    x = 7,080,538.98

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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.