Home / 30,176,228.08-45,263,899.59-7,457,125.60

Finding the Fourth Proportional to 30,176,228.08, 45,263,899.59 and 7,457,125.60

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Solution

The fourth proportional to 30,176,228.08, 45,263,899.59 and 7,457,125.60 is: 11,185,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176,228.08 : 45,263,899.59 = 7,457,125.60 : x
  2. Step 2: Convert to fraction form
    30,176,228.08/45,263,899.59 = 7,457,125.60/x
  3. Step 3: Cross multiply
    30,176,228.08x = 45,263,899.59 × 7,457,125.60
  4. Step 4: Simplify right side
    30,176,228.08x = 337,538,584,388,418.50
  5. Step 5: Solve for x
    x = 337,538,584,388,418.50/30,176,228.08
  6. Step 6: Final answer
    x = 11,185,579.04

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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.