Home / 5,389,316.40-8,083,974.60-4,857,875.40

Finding the Fourth Proportional to 5,389,316.40, 8,083,974.60 and 4,857,875.40

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Solution

The fourth proportional to 5,389,316.40, 8,083,974.60 and 4,857,875.40 is: 7,286,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,316.40 : 8,083,974.60 = 4,857,875.40 : x
  2. Step 2: Convert to fraction form
    5,389,316.40/8,083,974.60 = 4,857,875.40/x
  3. Step 3: Cross multiply
    5,389,316.40x = 8,083,974.60 × 4,857,875.40
  4. Step 4: Simplify right side
    5,389,316.40x = 39,270,941,343,564.84
  5. Step 5: Solve for x
    x = 39,270,941,343,564.84/5,389,316.40
  6. Step 6: Final answer
    x = 7,286,813.10

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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.