Home / 57,461,542.80-86,192,314.20-47,257,875.60

Finding the Fourth Proportional to 57,461,542.80, 86,192,314.20 and 47,257,875.60

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Solution

The fourth proportional to 57,461,542.80, 86,192,314.20 and 47,257,875.60 is: 70,886,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,461,542.80 : 86,192,314.20 = 47,257,875.60 : x
  2. Step 2: Convert to fraction form
    57,461,542.80/86,192,314.20 = 47,257,875.60/x
  3. Step 3: Cross multiply
    57,461,542.80x = 86,192,314.20 × 47,257,875.60
  4. Step 4: Simplify right side
    57,461,542.80x = 4,073,265,662,139,714
  5. Step 5: Solve for x
    x = 4,073,265,662,139,714/57,461,542.80
  6. Step 6: Final answer
    x = 70,886,813.40

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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.