Home / 30,290,013.25-45,435,019.88-9,014,877.25

Finding the Fourth Proportional to 30,290,013.25, 45,435,019.88 and 9,014,877.25

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Solution

The fourth proportional to 30,290,013.25, 45,435,019.88 and 9,014,877.25 is: 13,522,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290,013.25 : 45,435,019.88 = 9,014,877.25 : x
  2. Step 2: Convert to fraction form
    30,290,013.25/45,435,019.88 = 9,014,877.25/x
  3. Step 3: Cross multiply
    30,290,013.25x = 45,435,019.88 × 9,014,877.25
  4. Step 4: Simplify right side
    30,290,013.25x = 409,591,127,024,435.38
  5. Step 5: Solve for x
    x = 409,591,127,024,435.38/30,290,013.25
  6. Step 6: Final answer
    x = 13,522,315.88

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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.