Home / 48,588,465.60-72,826,711.20-19,815,710.40

Finding the Fourth Proportional to 48,588,465.60, 72,826,711.20 and 19,815,710.40

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Solution

The fourth proportional to 48,588,465.60, 72,826,711.20 and 19,815,710.40 is: 29,700,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588,465.60 : 72,826,711.20 = 19,815,710.40 : x
  2. Step 2: Convert to fraction form
    48,588,465.60/72,826,711.20 = 19,815,710.40/x
  3. Step 3: Cross multiply
    48,588,465.60x = 72,826,711.20 × 19,815,710.40
  4. Step 4: Simplify right side
    48,588,465.60x = 1,443,113,018,523,636.50
  5. Step 5: Solve for x
    x = 1,443,113,018,523,636.50/48,588,465.60
  6. Step 6: Final answer
    x = 29,700,732.48

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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.