Home / 56,328,842.34-84,489,064.47-17,994,406.50

Finding the Fourth Proportional to 56,328,842.34, 84,489,064.47 and 17,994,406.50

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Solution

The fourth proportional to 56,328,842.34, 84,489,064.47 and 17,994,406.50 is: 26,990,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328,842.34 : 84,489,064.47 = 17,994,406.50 : x
  2. Step 2: Convert to fraction form
    56,328,842.34/84,489,064.47 = 17,994,406.50/x
  3. Step 3: Cross multiply
    56,328,842.34x = 84,489,064.47 × 17,994,406.50
  4. Step 4: Simplify right side
    56,328,842.34x = 1,520,330,570,877,887
  5. Step 5: Solve for x
    x = 1,520,330,570,877,887/56,328,842.34
  6. Step 6: Final answer
    x = 26,990,268.35

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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.