Home / 18,338,482.80-27,507,724.20-8,772,544.80

Finding the Fourth Proportional to 18,338,482.80, 27,507,724.20 and 8,772,544.80

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Solution

The fourth proportional to 18,338,482.80, 27,507,724.20 and 8,772,544.80 is: 13,158,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,482.80 : 27,507,724.20 = 8,772,544.80 : x
  2. Step 2: Convert to fraction form
    18,338,482.80/27,507,724.20 = 8,772,544.80/x
  3. Step 3: Cross multiply
    18,338,482.80x = 27,507,724.20 × 8,772,544.80
  4. Step 4: Simplify right side
    18,338,482.80x = 241,312,742,890,544.19
  5. Step 5: Solve for x
    x = 241,312,742,890,544.19/18,338,482.80
  6. Step 6: Final answer
    x = 13,158,817.20

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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.