Home / 6,985,130.48-10,477,698.12-3,142,464.56

Finding the Fourth Proportional to 6,985,130.48, 10,477,698.12 and 3,142,464.56

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Solution

The fourth proportional to 6,985,130.48, 10,477,698.12 and 3,142,464.56 is: 4,713,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,130.48 : 10,477,698.12 = 3,142,464.56 : x
  2. Step 2: Convert to fraction form
    6,985,130.48/10,477,698.12 = 3,142,464.56/x
  3. Step 3: Cross multiply
    6,985,130.48x = 10,477,698.12 × 3,142,464.56
  4. Step 4: Simplify right side
    6,985,130.48x = 32,925,795,012,478.62
  5. Step 5: Solve for x
    x = 32,925,795,012,478.62/6,985,130.48
  6. Step 6: Final answer
    x = 4,713,697.92

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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.