Home / 28,390,130.56-42,597,395.52-9,226,760.32

Finding the Fourth Proportional to 28,390,130.56, 42,597,395.52 and 9,226,760.32

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Solution

The fourth proportional to 28,390,130.56, 42,597,395.52 and 9,226,760.32 is: 13,844,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,390,130.56 : 42,597,395.52 = 9,226,760.32 : x
  2. Step 2: Convert to fraction form
    28,390,130.56/42,597,395.52 = 9,226,760.32/x
  3. Step 3: Cross multiply
    28,390,130.56x = 42,597,395.52 × 9,226,760.32
  4. Step 4: Simplify right side
    28,390,130.56x = 393,035,958,719,281.81
  5. Step 5: Solve for x
    x = 393,035,958,719,281.81/28,390,130.56
  6. Step 6: Final answer
    x = 13,844,105.36

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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.