Home / 7,800,800.12-10,765,045.42-4,363,041.32

Finding the Fourth Proportional to 7,800,800.12, 10,765,045.42 and 4,363,041.32

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Solution

The fourth proportional to 7,800,800.12, 10,765,045.42 and 4,363,041.32 is: 6,020,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,800.12 : 10,765,045.42 = 4,363,041.32 : x
  2. Step 2: Convert to fraction form
    7,800,800.12/10,765,045.42 = 4,363,041.32/x
  3. Step 3: Cross multiply
    7,800,800.12x = 10,765,045.42 × 4,363,041.32
  4. Step 4: Simplify right side
    7,800,800.12x = 46,968,337,914,403.93
  5. Step 5: Solve for x
    x = 46,968,337,914,403.93/7,800,800.12
  6. Step 6: Final answer
    x = 6,020,964.16

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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.