Home / 56,677,465.40-84,890,226.90-49,119,193.40

Finding the Fourth Proportional to 56,677,465.40, 84,890,226.90 and 49,119,193.40

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Solution

The fourth proportional to 56,677,465.40, 84,890,226.90 and 49,119,193.40 is: 73,569,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,677,465.40 : 84,890,226.90 = 49,119,193.40 : x
  2. Step 2: Convert to fraction form
    56,677,465.40/84,890,226.90 = 49,119,193.40/x
  3. Step 3: Cross multiply
    56,677,465.40x = 84,890,226.90 × 49,119,193.40
  4. Step 4: Simplify right side
    56,677,465.40x = 4,169,739,472,870,982.50
  5. Step 5: Solve for x
    x = 4,169,739,472,870,982.50/56,677,465.40
  6. Step 6: Final answer
    x = 73,569,617.90

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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.