Home / 13,850,028.18-19,114,028.28-7,654,941.72

Finding the Fourth Proportional to 13,850,028.18, 19,114,028.28 and 7,654,941.72

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Solution

The fourth proportional to 13,850,028.18, 19,114,028.28 and 7,654,941.72 is: 10,564,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,028.18 : 19,114,028.28 = 7,654,941.72 : x
  2. Step 2: Convert to fraction form
    13,850,028.18/19,114,028.28 = 7,654,941.72/x
  3. Step 3: Cross multiply
    13,850,028.18x = 19,114,028.28 × 7,654,941.72
  4. Step 4: Simplify right side
    13,850,028.18x = 146,316,772,517,831.84
  5. Step 5: Solve for x
    x = 146,316,772,517,831.84/13,850,028.18
  6. Step 6: Final answer
    x = 10,564,366.41

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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.