Home / 30,400,994.39-45,582,333.46-25,791,591.18

Finding the Fourth Proportional to 30,400,994.39, 45,582,333.46 and 25,791,591.18

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Solution

The fourth proportional to 30,400,994.39, 45,582,333.46 and 25,791,591.18 is: 38,671,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400,994.39 : 45,582,333.46 = 25,791,591.18 : x
  2. Step 2: Convert to fraction form
    30,400,994.39/45,582,333.46 = 25,791,591.18/x
  3. Step 3: Cross multiply
    30,400,994.39x = 45,582,333.46 × 25,791,591.18
  4. Step 4: Simplify right side
    30,400,994.39x = 1,175,640,909,461,472
  5. Step 5: Solve for x
    x = 1,175,640,909,461,472/30,400,994.39
  6. Step 6: Final answer
    x = 38,671,133.40

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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.