Home / 7,118,503.94-10,681,643.08-3,019,187.42

Finding the Fourth Proportional to 7,118,503.94, 10,681,643.08 and 3,019,187.42

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Solution

The fourth proportional to 7,118,503.94, 10,681,643.08 and 3,019,187.42 is: 4,530,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,503.94 : 10,681,643.08 = 3,019,187.42 : x
  2. Step 2: Convert to fraction form
    7,118,503.94/10,681,643.08 = 3,019,187.42/x
  3. Step 3: Cross multiply
    7,118,503.94x = 10,681,643.08 × 3,019,187.42
  4. Step 4: Simplify right side
    7,118,503.94x = 32,249,882,412,066.05
  5. Step 5: Solve for x
    x = 32,249,882,412,066.05/7,118,503.94
  6. Step 6: Final answer
    x = 4,530,429.80

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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.