Home / 31,509,022.20-47,263,533.30-11,316,305.40

Finding the Fourth Proportional to 31,509,022.20, 47,263,533.30 and 11,316,305.40

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Solution

The fourth proportional to 31,509,022.20, 47,263,533.30 and 11,316,305.40 is: 16,974,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509,022.20 : 47,263,533.30 = 11,316,305.40 : x
  2. Step 2: Convert to fraction form
    31,509,022.20/47,263,533.30 = 11,316,305.40/x
  3. Step 3: Cross multiply
    31,509,022.20x = 47,263,533.30 × 11,316,305.40
  4. Step 4: Simplify right side
    31,509,022.20x = 534,848,577,105,869.81
  5. Step 5: Solve for x
    x = 534,848,577,105,869.81/31,509,022.20
  6. Step 6: Final answer
    x = 16,974,458.10

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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.