Home / 8,720,880.99-12,034,698.28-4,853,401.12

Finding the Fourth Proportional to 8,720,880.99, 12,034,698.28 and 4,853,401.12

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Solution

The fourth proportional to 8,720,880.99, 12,034,698.28 and 4,853,401.12 is: 6,697,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720,880.99 : 12,034,698.28 = 4,853,401.12 : x
  2. Step 2: Convert to fraction form
    8,720,880.99/12,034,698.28 = 4,853,401.12/x
  3. Step 3: Cross multiply
    8,720,880.99x = 12,034,698.28 × 4,853,401.12
  4. Step 4: Simplify right side
    8,720,880.99x = 58,409,218,111,014.07
  5. Step 5: Solve for x
    x = 58,409,218,111,014.07/8,720,880.99
  6. Step 6: Final answer
    x = 6,697,628.16

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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.