Home / 13,134,944-18,126,051.04-7,333,824.48

Finding the Fourth Proportional to 13,134,944, 18,126,051.04 and 7,333,824.48

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Solution

The fourth proportional to 13,134,944, 18,126,051.04 and 7,333,824.48 is: 10,120,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,944 : 18,126,051.04 = 7,333,824.48 : x
  2. Step 2: Convert to fraction form
    13,134,944/18,126,051.04 = 7,333,824.48/x
  3. Step 3: Cross multiply
    13,134,944x = 18,126,051.04 × 7,333,824.48
  4. Step 4: Simplify right side
    13,134,944x = 132,933,276,842,881.45
  5. Step 5: Solve for x
    x = 132,933,276,842,881.45/13,134,944
  6. Step 6: Final answer
    x = 10,120,581.93

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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.