Home / 13,500,273.18-18,630,426.36-7,305,319.95

Finding the Fourth Proportional to 13,500,273.18, 18,630,426.36 and 7,305,319.95

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Solution

The fourth proportional to 13,500,273.18, 18,630,426.36 and 7,305,319.95 is: 10,081,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,273.18 : 18,630,426.36 = 7,305,319.95 : x
  2. Step 2: Convert to fraction form
    13,500,273.18/18,630,426.36 = 7,305,319.95/x
  3. Step 3: Cross multiply
    13,500,273.18x = 18,630,426.36 × 7,305,319.95
  4. Step 4: Simplify right side
    13,500,273.18x = 136,101,225,364,713.88
  5. Step 5: Solve for x
    x = 136,101,225,364,713.88/13,500,273.18
  6. Step 6: Final answer
    x = 10,081,368.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.