Home / 9,210,766.19-12,710,869.58-5,080,704.17

Finding the Fourth Proportional to 9,210,766.19, 12,710,869.58 and 5,080,704.17

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Solution

The fourth proportional to 9,210,766.19, 12,710,869.58 and 5,080,704.17 is: 7,011,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210,766.19 : 12,710,869.58 = 5,080,704.17 : x
  2. Step 2: Convert to fraction form
    9,210,766.19/12,710,869.58 = 5,080,704.17/x
  3. Step 3: Cross multiply
    9,210,766.19x = 12,710,869.58 × 5,080,704.17
  4. Step 4: Simplify right side
    9,210,766.19x = 64,580,168,028,579.56
  5. Step 5: Solve for x
    x = 64,580,168,028,579.56/9,210,766.19
  6. Step 6: Final answer
    x = 7,011,378.50

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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.