Home / 8,886,752.80-13,330,129.20-7,859,300.20

Finding the Fourth Proportional to 8,886,752.80, 13,330,129.20 and 7,859,300.20

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Solution

The fourth proportional to 8,886,752.80, 13,330,129.20 and 7,859,300.20 is: 11,788,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886,752.80 : 13,330,129.20 = 7,859,300.20 : x
  2. Step 2: Convert to fraction form
    8,886,752.80/13,330,129.20 = 7,859,300.20/x
  3. Step 3: Cross multiply
    8,886,752.80x = 13,330,129.20 × 7,859,300.20
  4. Step 4: Simplify right side
    8,886,752.80x = 104,765,487,087,585.84
  5. Step 5: Solve for x
    x = 104,765,487,087,585.84/8,886,752.80
  6. Step 6: Final answer
    x = 11,788,950.30

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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.