Home / 4,838,657.80-7,257,986.70-3,157,659.40

Finding the Fourth Proportional to 4,838,657.80, 7,257,986.70 and 3,157,659.40

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Solution

The fourth proportional to 4,838,657.80, 7,257,986.70 and 3,157,659.40 is: 4,736,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838,657.80 : 7,257,986.70 = 3,157,659.40 : x
  2. Step 2: Convert to fraction form
    4,838,657.80/7,257,986.70 = 3,157,659.40/x
  3. Step 3: Cross multiply
    4,838,657.80x = 7,257,986.70 × 3,157,659.40
  4. Step 4: Simplify right side
    4,838,657.80x = 22,918,249,928,329.98
  5. Step 5: Solve for x
    x = 22,918,249,928,329.98/4,838,657.80
  6. Step 6: Final answer
    x = 4,736,489.10

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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.