Home / 31,004,878.20-46,507,317.30-9,439,308.60

Finding the Fourth Proportional to 31,004,878.20, 46,507,317.30 and 9,439,308.60

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Solution

The fourth proportional to 31,004,878.20, 46,507,317.30 and 9,439,308.60 is: 14,158,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,004,878.20 : 46,507,317.30 = 9,439,308.60 : x
  2. Step 2: Convert to fraction form
    31,004,878.20/46,507,317.30 = 9,439,308.60/x
  3. Step 3: Cross multiply
    31,004,878.20x = 46,507,317.30 × 9,439,308.60
  4. Step 4: Simplify right side
    31,004,878.20x = 438,996,920,152,818.75
  5. Step 5: Solve for x
    x = 438,996,920,152,818.75/31,004,878.20
  6. Step 6: Final answer
    x = 14,158,962.90

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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.