Home / 7,490,054.28-10,343,413.53-7,082,001.37

Finding the Fourth Proportional to 7,490,054.28, 10,343,413.53 and 7,082,001.37

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Solution

The fourth proportional to 7,490,054.28, 10,343,413.53 and 7,082,001.37 is: 9,779,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,054.28 : 10,343,413.53 = 7,082,001.37 : x
  2. Step 2: Convert to fraction form
    7,490,054.28/10,343,413.53 = 7,082,001.37/x
  3. Step 3: Cross multiply
    7,490,054.28x = 10,343,413.53 × 7,082,001.37
  4. Step 4: Simplify right side
    7,490,054.28x = 73,252,068,789,936.53
  5. Step 5: Solve for x
    x = 73,252,068,789,936.53/7,490,054.28
  6. Step 6: Final answer
    x = 9,779,911.61

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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.