Home / 56,626,917.20-84,877,390.20-31,086,256.40

Finding the Fourth Proportional to 56,626,917.20, 84,877,390.20 and 31,086,256.40

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Solution

The fourth proportional to 56,626,917.20, 84,877,390.20 and 31,086,256.40 is: 46,594,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,626,917.20 : 84,877,390.20 = 31,086,256.40 : x
  2. Step 2: Convert to fraction form
    56,626,917.20/84,877,390.20 = 31,086,256.40/x
  3. Step 3: Cross multiply
    56,626,917.20x = 84,877,390.20 × 31,086,256.40
  4. Step 4: Simplify right side
    56,626,917.20x = 2,638,520,314,320,047
  5. Step 5: Solve for x
    x = 2,638,520,314,320,047/56,626,917.20
  6. Step 6: Final answer
    x = 46,594,807.64

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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.