Home / 12,241,056.30-18,362,275.65-3,721,670.70

Finding the Fourth Proportional to 12,241,056.30, 18,362,275.65 and 3,721,670.70

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Solution

The fourth proportional to 12,241,056.30, 18,362,275.65 and 3,721,670.70 is: 5,582,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,056.30 : 18,362,275.65 = 3,721,670.70 : x
  2. Step 2: Convert to fraction form
    12,241,056.30/18,362,275.65 = 3,721,670.70/x
  3. Step 3: Cross multiply
    12,241,056.30x = 18,362,275.65 × 3,721,670.70
  4. Step 4: Simplify right side
    12,241,056.30x = 68,338,343,271,928.45
  5. Step 5: Solve for x
    x = 68,338,343,271,928.45/12,241,056.30
  6. Step 6: Final answer
    x = 5,582,716.20

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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.