Home / 9,131,412.81-13,697,120.76-2,308,005.62

Finding the Fourth Proportional to 9,131,412.81, 13,697,120.76 and 2,308,005.62

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Solution

The fourth proportional to 9,131,412.81, 13,697,120.76 and 2,308,005.62 is: 3,462,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,412.81 : 13,697,120.76 = 2,308,005.62 : x
  2. Step 2: Convert to fraction form
    9,131,412.81/13,697,120.76 = 2,308,005.62/x
  3. Step 3: Cross multiply
    9,131,412.81x = 13,697,120.76 × 2,308,005.62
  4. Step 4: Simplify right side
    9,131,412.81x = 31,613,031,623,413.07
  5. Step 5: Solve for x
    x = 31,613,031,623,413.07/9,131,412.81
  6. Step 6: Final answer
    x = 3,462,008.81

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1.5x scale

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.