Home / 10,308,402.06-15,439,061.84-4,920,835.89

Finding the Fourth Proportional to 10,308,402.06, 15,439,061.84 and 4,920,835.89

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Solution

The fourth proportional to 10,308,402.06, 15,439,061.84 and 4,920,835.89 is: 7,370,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,402.06 : 15,439,061.84 = 4,920,835.89 : x
  2. Step 2: Convert to fraction form
    10,308,402.06/15,439,061.84 = 4,920,835.89/x
  3. Step 3: Cross multiply
    10,308,402.06x = 15,439,061.84 × 4,920,835.89
  4. Step 4: Simplify right side
    10,308,402.06x = 75,973,089,533,982.75
  5. Step 5: Solve for x
    x = 75,973,089,533,982.75/10,308,402.06
  6. Step 6: Final answer
    x = 7,370,016.14

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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.