Home / 13,905,285.04-19,189,334.68-7,710,768.14

Finding the Fourth Proportional to 13,905,285.04, 19,189,334.68 and 7,710,768.14

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Solution

The fourth proportional to 13,905,285.04, 19,189,334.68 and 7,710,768.14 is: 10,640,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905,285.04 : 19,189,334.68 = 7,710,768.14 : x
  2. Step 2: Convert to fraction form
    13,905,285.04/19,189,334.68 = 7,710,768.14/x
  3. Step 3: Cross multiply
    13,905,285.04x = 19,189,334.68 × 7,710,768.14
  4. Step 4: Simplify right side
    13,905,285.04x = 147,964,510,478,341.09
  5. Step 5: Solve for x
    x = 147,964,510,478,341.09/13,905,285.04
  6. Step 6: Final answer
    x = 10,640,882.95

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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.