Home / 9,427,579.11-14,130,400.86-5,386,899.78

Finding the Fourth Proportional to 9,427,579.11, 14,130,400.86 and 5,386,899.78

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Solution

The fourth proportional to 9,427,579.11, 14,130,400.86 and 5,386,899.78 is: 8,074,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427,579.11 : 14,130,400.86 = 5,386,899.78 : x
  2. Step 2: Convert to fraction form
    9,427,579.11/14,130,400.86 = 5,386,899.78/x
  3. Step 3: Cross multiply
    9,427,579.11x = 14,130,400.86 × 5,386,899.78
  4. Step 4: Simplify right side
    9,427,579.11x = 76,119,053,284,045.81
  5. Step 5: Solve for x
    x = 76,119,053,284,045.81/9,427,579.11
  6. Step 6: Final answer
    x = 8,074,082.69

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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.