Home / 55,782,005.20-83,673,007.80-46,853,796.40

Finding the Fourth Proportional to 55,782,005.20, 83,673,007.80 and 46,853,796.40

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Solution

The fourth proportional to 55,782,005.20, 83,673,007.80 and 46,853,796.40 is: 70,280,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,782,005.20 : 83,673,007.80 = 46,853,796.40 : x
  2. Step 2: Convert to fraction form
    55,782,005.20/83,673,007.80 = 46,853,796.40/x
  3. Step 3: Cross multiply
    55,782,005.20x = 83,673,007.80 × 46,853,796.40
  4. Step 4: Simplify right side
    55,782,005.20x = 3,920,398,071,636,811.50
  5. Step 5: Solve for x
    x = 3,920,398,071,636,811.50/55,782,005.20
  6. Step 6: Final answer
    x = 70,280,694.60

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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.