Home / 42,349,061.70-63,532,449.90-13,598,103.60

Finding the Fourth Proportional to 42,349,061.70, 63,532,449.90 and 13,598,103.60

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Solution

The fourth proportional to 42,349,061.70, 63,532,449.90 and 13,598,103.60 is: 20,399,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,349,061.70 : 63,532,449.90 = 13,598,103.60 : x
  2. Step 2: Convert to fraction form
    42,349,061.70/63,532,449.90 = 13,598,103.60/x
  3. Step 3: Cross multiply
    42,349,061.70x = 63,532,449.90 × 13,598,103.60
  4. Step 4: Simplify right side
    42,349,061.70x = 863,920,835,702,009.62
  5. Step 5: Solve for x
    x = 863,920,835,702,009.62/42,349,061.70
  6. Step 6: Final answer
    x = 20,399,999.46

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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.