Home / 13,904,505.68-19,190,203.20-7,710,929.76

Finding the Fourth Proportional to 13,904,505.68, 19,190,203.20 and 7,710,929.76

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Solution

The fourth proportional to 13,904,505.68, 19,190,203.20 and 7,710,929.76 is: 10,642,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,505.68 : 19,190,203.20 = 7,710,929.76 : x
  2. Step 2: Convert to fraction form
    13,904,505.68/19,190,203.20 = 7,710,929.76/x
  3. Step 3: Cross multiply
    13,904,505.68x = 19,190,203.20 × 7,710,929.76
  4. Step 4: Simplify right side
    13,904,505.68x = 147,974,308,955,327.22
  5. Step 5: Solve for x
    x = 147,974,308,955,327.22/13,904,505.68
  6. Step 6: Final answer
    x = 10,642,184.08

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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.