Home / 12,772,797.13-19,167,657.59-7,019,548.49

Finding the Fourth Proportional to 12,772,797.13, 19,167,657.59 and 7,019,548.49

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Solution

The fourth proportional to 12,772,797.13, 19,167,657.59 and 7,019,548.49 is: 10,533,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772,797.13 : 19,167,657.59 = 7,019,548.49 : x
  2. Step 2: Convert to fraction form
    12,772,797.13/19,167,657.59 = 7,019,548.49/x
  3. Step 3: Cross multiply
    12,772,797.13x = 19,167,657.59 × 7,019,548.49
  4. Step 4: Simplify right side
    12,772,797.13x = 134,548,301,958,189.56
  5. Step 5: Solve for x
    x = 134,548,301,958,189.56/12,772,797.13
  6. Step 6: Final answer
    x = 10,533,973.14

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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.