Home / 5,209,133.14-7,813,994.94-1,615,411

Finding the Fourth Proportional to 5,209,133.14, 7,813,994.94 and 1,615,411

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Solution

The fourth proportional to 5,209,133.14, 7,813,994.94 and 1,615,411 is: 2,423,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,133.14 : 7,813,994.94 = 1,615,411 : x
  2. Step 2: Convert to fraction form
    5,209,133.14/7,813,994.94 = 1,615,411/x
  3. Step 3: Cross multiply
    5,209,133.14x = 7,813,994.94 × 1,615,411
  4. Step 4: Simplify right side
    5,209,133.14x = 12,622,813,380,020.34
  5. Step 5: Solve for x
    x = 12,622,813,380,020.34/5,209,133.14
  6. Step 6: Final answer
    x = 2,423,208.05

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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.