Home / 7,152,042.40-10,740,505.20-3,792,810.40

Finding the Fourth Proportional to 7,152,042.40, 10,740,505.20 and 3,792,810.40

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Solution

The fourth proportional to 7,152,042.40, 10,740,505.20 and 3,792,810.40 is: 5,695,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,042.40 : 10,740,505.20 = 3,792,810.40 : x
  2. Step 2: Convert to fraction form
    7,152,042.40/10,740,505.20 = 3,792,810.40/x
  3. Step 3: Cross multiply
    7,152,042.40x = 10,740,505.20 × 3,792,810.40
  4. Step 4: Simplify right side
    7,152,042.40x = 40,736,699,823,814.08
  5. Step 5: Solve for x
    x = 40,736,699,823,814.08/7,152,042.40
  6. Step 6: Final answer
    x = 5,695,813.52

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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.