Home / 7,870,206.12-10,861,659.18-4,606,823.04

Finding the Fourth Proportional to 7,870,206.12, 10,861,659.18 and 4,606,823.04

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Solution

The fourth proportional to 7,870,206.12, 10,861,659.18 and 4,606,823.04 is: 6,357,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870,206.12 : 10,861,659.18 = 4,606,823.04 : x
  2. Step 2: Convert to fraction form
    7,870,206.12/10,861,659.18 = 4,606,823.04/x
  3. Step 3: Cross multiply
    7,870,206.12x = 10,861,659.18 × 4,606,823.04
  4. Step 4: Simplify right side
    7,870,206.12x = 50,037,741,763,051.51
  5. Step 5: Solve for x
    x = 50,037,741,763,051.51/7,870,206.12
  6. Step 6: Final answer
    x = 6,357,869.29

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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.