Home / 20,223,010.65-30,334,515.98-8,885,602.65

Finding the Fourth Proportional to 20,223,010.65, 30,334,515.98 and 8,885,602.65

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Solution

The fourth proportional to 20,223,010.65, 30,334,515.98 and 8,885,602.65 is: 13,328,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,010.65 : 30,334,515.98 = 8,885,602.65 : x
  2. Step 2: Convert to fraction form
    20,223,010.65/30,334,515.98 = 8,885,602.65/x
  3. Step 3: Cross multiply
    20,223,010.65x = 30,334,515.98 × 8,885,602.65
  4. Step 4: Simplify right side
    20,223,010.65x = 269,540,455,533,927.34
  5. Step 5: Solve for x
    x = 269,540,455,533,927.34/20,223,010.65
  6. Step 6: Final answer
    x = 13,328,403.98

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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.