Home / 13,262,981.80-19,894,471.54-3,678,360.16

Finding the Fourth Proportional to 13,262,981.80, 19,894,471.54 and 3,678,360.16

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Solution

The fourth proportional to 13,262,981.80, 19,894,471.54 and 3,678,360.16 is: 5,517,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,981.80 : 19,894,471.54 = 3,678,360.16 : x
  2. Step 2: Convert to fraction form
    13,262,981.80/19,894,471.54 = 3,678,360.16/x
  3. Step 3: Cross multiply
    13,262,981.80x = 19,894,471.54 × 3,678,360.16
  4. Step 4: Simplify right side
    13,262,981.80x = 73,179,031,516,989.84
  5. Step 5: Solve for x
    x = 73,179,031,516,989.84/13,262,981.80
  6. Step 6: Final answer
    x = 5,517,539.92

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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.