Home / 7,450,693.60-10,282,809.70-4,143,317.80

Finding the Fourth Proportional to 7,450,693.60, 10,282,809.70 and 4,143,317.80

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Solution

The fourth proportional to 7,450,693.60, 10,282,809.70 and 4,143,317.80 is: 5,718,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,693.60 : 10,282,809.70 = 4,143,317.80 : x
  2. Step 2: Convert to fraction form
    7,450,693.60/10,282,809.70 = 4,143,317.80/x
  3. Step 3: Cross multiply
    7,450,693.60x = 10,282,809.70 × 4,143,317.80
  4. Step 4: Simplify right side
    7,450,693.60x = 42,604,948,464,022.66
  5. Step 5: Solve for x
    x = 42,604,948,464,022.66/7,450,693.60
  6. Step 6: Final answer
    x = 5,718,252.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.