Home / 31,005,101.70-46,507,652.55-9,439,532.10

Finding the Fourth Proportional to 31,005,101.70, 46,507,652.55 and 9,439,532.10

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Solution

The fourth proportional to 31,005,101.70, 46,507,652.55 and 9,439,532.10 is: 14,159,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005,101.70 : 46,507,652.55 = 9,439,532.10 : x
  2. Step 2: Convert to fraction form
    31,005,101.70/46,507,652.55 = 9,439,532.10/x
  3. Step 3: Cross multiply
    31,005,101.70x = 46,507,652.55 × 9,439,532.10
  4. Step 4: Simplify right side
    31,005,101.70x = 439,010,479,141,371.81
  5. Step 5: Solve for x
    x = 439,010,479,141,371.81/31,005,101.70
  6. Step 6: Final answer
    x = 14,159,298.15

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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.