Home / 14,337,574.32-19,785,793.08-7,811,183.64

Finding the Fourth Proportional to 14,337,574.32, 19,785,793.08 and 7,811,183.64

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Solution

The fourth proportional to 14,337,574.32, 19,785,793.08 and 7,811,183.64 is: 10,779,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337,574.32 : 19,785,793.08 = 7,811,183.64 : x
  2. Step 2: Convert to fraction form
    14,337,574.32/19,785,793.08 = 7,811,183.64/x
  3. Step 3: Cross multiply
    14,337,574.32x = 19,785,793.08 × 7,811,183.64
  4. Step 4: Simplify right side
    14,337,574.32x = 154,550,463,210,921.19
  5. Step 5: Solve for x
    x = 154,550,463,210,921.19/14,337,574.32
  6. Step 6: Final answer
    x = 10,779,401.02

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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.