Home / 7,656,137.80-10,565,594.58-4,218,329.32

Finding the Fourth Proportional to 7,656,137.80, 10,565,594.58 and 4,218,329.32

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Solution

The fourth proportional to 7,656,137.80, 10,565,594.58 and 4,218,329.32 is: 5,821,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,137.80 : 10,565,594.58 = 4,218,329.32 : x
  2. Step 2: Convert to fraction form
    7,656,137.80/10,565,594.58 = 4,218,329.32/x
  3. Step 3: Cross multiply
    7,656,137.80x = 10,565,594.58 × 4,218,329.32
  4. Step 4: Simplify right side
    7,656,137.80x = 44,569,157,400,047.09
  5. Step 5: Solve for x
    x = 44,569,157,400,047.09/7,656,137.80
  6. Step 6: Final answer
    x = 5,821,363.01

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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.