Home / 18,832,679.48-28,249,281.66-5,369,507.48

Finding the Fourth Proportional to 18,832,679.48, 28,249,281.66 and 5,369,507.48

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Solution

The fourth proportional to 18,832,679.48, 28,249,281.66 and 5,369,507.48 is: 8,054,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832,679.48 : 28,249,281.66 = 5,369,507.48 : x
  2. Step 2: Convert to fraction form
    18,832,679.48/28,249,281.66 = 5,369,507.48/x
  3. Step 3: Cross multiply
    18,832,679.48x = 28,249,281.66 × 5,369,507.48
  4. Step 4: Simplify right side
    18,832,679.48x = 151,684,729,177,996.84
  5. Step 5: Solve for x
    x = 151,684,729,177,996.84/18,832,679.48
  6. Step 6: Final answer
    x = 8,054,336.05

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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.