Home / 7,130,923.62-10,699,651.35-3,088,647.78

Finding the Fourth Proportional to 7,130,923.62, 10,699,651.35 and 3,088,647.78

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Solution

The fourth proportional to 7,130,923.62, 10,699,651.35 and 3,088,647.78 is: 4,634,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,923.62 : 10,699,651.35 = 3,088,647.78 : x
  2. Step 2: Convert to fraction form
    7,130,923.62/10,699,651.35 = 3,088,647.78/x
  3. Step 3: Cross multiply
    7,130,923.62x = 10,699,651.35 × 3,088,647.78
  4. Step 4: Simplify right side
    7,130,923.62x = 33,047,454,388,951.50
  5. Step 5: Solve for x
    x = 33,047,454,388,951.50/7,130,923.62
  6. Step 6: Final answer
    x = 4,634,386.25

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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.