Home / 12,196,127.64-18,289,541.24-4,106,931.42

Finding the Fourth Proportional to 12,196,127.64, 18,289,541.24 and 4,106,931.42

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Solution

The fourth proportional to 12,196,127.64, 18,289,541.24 and 4,106,931.42 is: 6,158,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,127.64 : 18,289,541.24 = 4,106,931.42 : x
  2. Step 2: Convert to fraction form
    12,196,127.64/18,289,541.24 = 4,106,931.42/x
  3. Step 3: Cross multiply
    12,196,127.64x = 18,289,541.24 × 4,106,931.42
  4. Step 4: Simplify right side
    12,196,127.64x = 75,113,891,494,761.38
  5. Step 5: Solve for x
    x = 75,113,891,494,761.38/12,196,127.64
  6. Step 6: Final answer
    x = 6,158,831.21

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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.