Home / 8,142,465.30-12,210,011.55-3,092,097.30

Finding the Fourth Proportional to 8,142,465.30, 12,210,011.55 and 3,092,097.30

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Solution

The fourth proportional to 8,142,465.30, 12,210,011.55 and 3,092,097.30 is: 4,636,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,465.30 : 12,210,011.55 = 3,092,097.30 : x
  2. Step 2: Convert to fraction form
    8,142,465.30/12,210,011.55 = 3,092,097.30/x
  3. Step 3: Cross multiply
    8,142,465.30x = 12,210,011.55 × 3,092,097.30
  4. Step 4: Simplify right side
    8,142,465.30x = 37,754,543,746,723.81
  5. Step 5: Solve for x
    x = 37,754,543,746,723.81/8,142,465.30
  6. Step 6: Final answer
    x = 4,636,746.04

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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.