Home / 12,833,544.81-17,710,291.84-7,401,036.81

Finding the Fourth Proportional to 12,833,544.81, 17,710,291.84 and 7,401,036.81

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Solution

The fourth proportional to 12,833,544.81, 17,710,291.84 and 7,401,036.81 is: 10,213,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,544.81 : 17,710,291.84 = 7,401,036.81 : x
  2. Step 2: Convert to fraction form
    12,833,544.81/17,710,291.84 = 7,401,036.81/x
  3. Step 3: Cross multiply
    12,833,544.81x = 17,710,291.84 × 7,401,036.81
  4. Step 4: Simplify right side
    12,833,544.81x = 131,074,521,823,682.62
  5. Step 5: Solve for x
    x = 131,074,521,823,682.62/12,833,544.81
  6. Step 6: Final answer
    x = 10,213,430.80

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1.5x scale

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.