Home / 7,140,670.95-9,854,094.75-3,877,459.19

Finding the Fourth Proportional to 7,140,670.95, 9,854,094.75 and 3,877,459.19

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Solution

The fourth proportional to 7,140,670.95, 9,854,094.75 and 3,877,459.19 is: 5,350,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,670.95 : 9,854,094.75 = 3,877,459.19 : x
  2. Step 2: Convert to fraction form
    7,140,670.95/9,854,094.75 = 3,877,459.19/x
  3. Step 3: Cross multiply
    7,140,670.95x = 9,854,094.75 × 3,877,459.19
  4. Step 4: Simplify right side
    7,140,670.95x = 38,208,850,183,707.30
  5. Step 5: Solve for x
    x = 38,208,850,183,707.30/7,140,670.95
  6. Step 6: Final answer
    x = 5,350,876.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.