Home / 13,823,179.13-19,075,995.32-7,711,607.63

Finding the Fourth Proportional to 13,823,179.13, 19,075,995.32 and 7,711,607.63

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Solution

The fourth proportional to 13,823,179.13, 19,075,995.32 and 7,711,607.63 is: 10,642,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,179.13 : 19,075,995.32 = 7,711,607.63 : x
  2. Step 2: Convert to fraction form
    13,823,179.13/19,075,995.32 = 7,711,607.63/x
  3. Step 3: Cross multiply
    13,823,179.13x = 19,075,995.32 × 7,711,607.63
  4. Step 4: Simplify right side
    13,823,179.13x = 147,106,591,068,688.25
  5. Step 5: Solve for x
    x = 147,106,591,068,688.25/13,823,179.13
  6. Step 6: Final answer
    x = 10,642,023.06

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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.