Home / 19,055,873.55-28,583,753.75-5,409,031.48

Finding the Fourth Proportional to 19,055,873.55, 28,583,753.75 and 5,409,031.48

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Solution

The fourth proportional to 19,055,873.55, 28,583,753.75 and 5,409,031.48 is: 8,113,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,873.55 : 28,583,753.75 = 5,409,031.48 : x
  2. Step 2: Convert to fraction form
    19,055,873.55/28,583,753.75 = 5,409,031.48/x
  3. Step 3: Cross multiply
    19,055,873.55x = 28,583,753.75 × 5,409,031.48
  4. Step 4: Simplify right side
    19,055,873.55x = 154,610,423,772,097.38
  5. Step 5: Solve for x
    x = 154,610,423,772,097.38/19,055,873.55
  6. Step 6: Final answer
    x = 8,113,531.16

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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.