Home / 7,843,121.32-10,823,271.69-4,358,448.40

Finding the Fourth Proportional to 7,843,121.32, 10,823,271.69 and 4,358,448.40

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Solution

The fourth proportional to 7,843,121.32, 10,823,271.69 and 4,358,448.40 is: 6,014,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843,121.32 : 10,823,271.69 = 4,358,448.40 : x
  2. Step 2: Convert to fraction form
    7,843,121.32/10,823,271.69 = 4,358,448.40/x
  3. Step 3: Cross multiply
    7,843,121.32x = 10,823,271.69 × 4,358,448.40
  4. Step 4: Simplify right side
    7,843,121.32x = 47,172,671,180,045.80
  5. Step 5: Solve for x
    x = 47,172,671,180,045.80/7,843,121.32
  6. Step 6: Final answer
    x = 6,014,527.80

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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.