Home / 8,686,482.92-13,029,824.69-2,621,267.18

Finding the Fourth Proportional to 8,686,482.92, 13,029,824.69 and 2,621,267.18

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Solution

The fourth proportional to 8,686,482.92, 13,029,824.69 and 2,621,267.18 is: 3,931,931.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,482.92 : 13,029,824.69 = 2,621,267.18 : x
  2. Step 2: Convert to fraction form
    8,686,482.92/13,029,824.69 = 2,621,267.18/x
  3. Step 3: Cross multiply
    8,686,482.92x = 13,029,824.69 × 2,621,267.18
  4. Step 4: Simplify right side
    8,686,482.92x = 34,154,651,742,795.21
  5. Step 5: Solve for x
    x = 34,154,651,742,795.21/8,686,482.92
  6. Step 6: Final answer
    x = 3,931,931.03

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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.