Home / 56,298,380.40-84,348,037.80-49,928,281.20

Finding the Fourth Proportional to 56,298,380.40, 84,348,037.80 and 49,928,281.20

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Solution

The fourth proportional to 56,298,380.40, 84,348,037.80 and 49,928,281.20 is: 74,804,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,298,380.40 : 84,348,037.80 = 49,928,281.20 : x
  2. Step 2: Convert to fraction form
    56,298,380.40/84,348,037.80 = 49,928,281.20/x
  3. Step 3: Cross multiply
    56,298,380.40x = 84,348,037.80 × 49,928,281.20
  4. Step 4: Simplify right side
    56,298,380.40x = 4,211,352,549,946,629.50
  5. Step 5: Solve for x
    x = 4,211,352,549,946,629.50/56,298,380.40
  6. Step 6: Final answer
    x = 74,804,151.03

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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.