Home / 35,516,405.40-49,012,768.62-19,218,881.40

Finding the Fourth Proportional to 35,516,405.40, 49,012,768.62 and 19,218,881.40

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Solution

The fourth proportional to 35,516,405.40, 49,012,768.62 and 19,218,881.40 is: 26,522,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516,405.40 : 49,012,768.62 = 19,218,881.40 : x
  2. Step 2: Convert to fraction form
    35,516,405.40/49,012,768.62 = 19,218,881.40/x
  3. Step 3: Cross multiply
    35,516,405.40x = 49,012,768.62 × 19,218,881.40
  4. Step 4: Simplify right side
    35,516,405.40x = 941,970,587,193,421.50
  5. Step 5: Solve for x
    x = 941,970,587,193,421.50/35,516,405.40
  6. Step 6: Final answer
    x = 26,522,126.23

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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.