Home / 48,588,420.60-72,826,643.70-19,815,665.40

Finding the Fourth Proportional to 48,588,420.60, 72,826,643.70 and 19,815,665.40

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Solution

The fourth proportional to 48,588,420.60, 72,826,643.70 and 19,815,665.40 is: 29,700,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588,420.60 : 72,826,643.70 = 19,815,665.40 : x
  2. Step 2: Convert to fraction form
    48,588,420.60/72,826,643.70 = 19,815,665.40/x
  3. Step 3: Cross multiply
    48,588,420.60x = 72,826,643.70 × 19,815,665.40
  4. Step 4: Simplify right side
    48,588,420.60x = 1,443,108,403,764,218
  5. Step 5: Solve for x
    x = 1,443,108,403,764,218/48,588,420.60
  6. Step 6: Final answer
    x = 29,700,665.01

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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.