Home / 30,041,820.96-45,081,233.46-11,842,919.16

Finding the Fourth Proportional to 30,041,820.96, 45,081,233.46 and 11,842,919.16

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Solution

The fourth proportional to 30,041,820.96, 45,081,233.46 and 11,842,919.16 is: 17,771,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041,820.96 : 45,081,233.46 = 11,842,919.16 : x
  2. Step 2: Convert to fraction form
    30,041,820.96/45,081,233.46 = 11,842,919.16/x
  3. Step 3: Cross multiply
    30,041,820.96x = 45,081,233.46 × 11,842,919.16
  4. Step 4: Simplify right side
    30,041,820.96x = 533,893,403,499,867.12
  5. Step 5: Solve for x
    x = 533,893,403,499,867.12/30,041,820.96
  6. Step 6: Final answer
    x = 17,771,672.50

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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.