Home / 8,749,364.80-13,124,047.20-4,907,243.20

Finding the Fourth Proportional to 8,749,364.80, 13,124,047.20 and 4,907,243.20

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Solution

The fourth proportional to 8,749,364.80, 13,124,047.20 and 4,907,243.20 is: 7,360,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,364.80 : 13,124,047.20 = 4,907,243.20 : x
  2. Step 2: Convert to fraction form
    8,749,364.80/13,124,047.20 = 4,907,243.20/x
  3. Step 3: Cross multiply
    8,749,364.80x = 13,124,047.20 × 4,907,243.20
  4. Step 4: Simplify right side
    8,749,364.80x = 64,402,891,378,679.04
  5. Step 5: Solve for x
    x = 64,402,891,378,679.04/8,749,364.80
  6. Step 6: Final answer
    x = 7,360,864.80

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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.