Home / 9,880,461.09-13,634,742.83-5,470,382.88

Finding the Fourth Proportional to 9,880,461.09, 13,634,742.83 and 5,470,382.88

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Solution

The fourth proportional to 9,880,461.09, 13,634,742.83 and 5,470,382.88 is: 7,548,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,461.09 : 13,634,742.83 = 5,470,382.88 : x
  2. Step 2: Convert to fraction form
    9,880,461.09/13,634,742.83 = 5,470,382.88/x
  3. Step 3: Cross multiply
    9,880,461.09x = 13,634,742.83 × 5,470,382.88
  4. Step 4: Simplify right side
    9,880,461.09x = 74,587,263,723,082.83
  5. Step 5: Solve for x
    x = 74,587,263,723,082.83/9,880,461.09
  6. Step 6: Final answer
    x = 7,548,965.89

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1.5x scale

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.