Home / 30,222,974.21-45,334,433.61-9,473,561.56

Finding the Fourth Proportional to 30,222,974.21, 45,334,433.61 and 9,473,561.56

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Solution

The fourth proportional to 30,222,974.21, 45,334,433.61 and 9,473,561.56 is: 14,210,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222,974.21 : 45,334,433.61 = 9,473,561.56 : x
  2. Step 2: Convert to fraction form
    30,222,974.21/45,334,433.61 = 9,473,561.56/x
  3. Step 3: Cross multiply
    30,222,974.21x = 45,334,433.61 × 9,473,561.56
  4. Step 4: Simplify right side
    30,222,974.21x = 429,478,547,648,736.06
  5. Step 5: Solve for x
    x = 429,478,547,648,736.06/30,222,974.21
  6. Step 6: Final answer
    x = 14,210,333.66

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1.5x scale

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.