Home / 31,447,507.66-47,173,295.40-9,883,009.68

Finding the Fourth Proportional to 31,447,507.66, 47,173,295.40 and 9,883,009.68

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Solution

The fourth proportional to 31,447,507.66, 47,173,295.40 and 9,883,009.68 is: 14,825,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447,507.66 : 47,173,295.40 = 9,883,009.68 : x
  2. Step 2: Convert to fraction form
    31,447,507.66/47,173,295.40 = 9,883,009.68/x
  3. Step 3: Cross multiply
    31,447,507.66x = 47,173,295.40 × 9,883,009.68
  4. Step 4: Simplify right side
    31,447,507.66x = 466,214,135,075,699.44
  5. Step 5: Solve for x
    x = 466,214,135,075,699.44/31,447,507.66
  6. Step 6: Final answer
    x = 14,825,153.72

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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.