Home / 5,318,598.60-7,977,897.90-4,908,025.80

Finding the Fourth Proportional to 5,318,598.60, 7,977,897.90 and 4,908,025.80

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Solution

The fourth proportional to 5,318,598.60, 7,977,897.90 and 4,908,025.80 is: 7,362,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,598.60 : 7,977,897.90 = 4,908,025.80 : x
  2. Step 2: Convert to fraction form
    5,318,598.60/7,977,897.90 = 4,908,025.80/x
  3. Step 3: Cross multiply
    5,318,598.60x = 7,977,897.90 × 4,908,025.80
  4. Step 4: Simplify right side
    5,318,598.60x = 39,155,728,722,965.82
  5. Step 5: Solve for x
    x = 39,155,728,722,965.82/5,318,598.60
  6. Step 6: Final answer
    x = 7,362,038.70

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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.