Home / 8,390,465.60-12,554,205.60-5,556,113.60

Finding the Fourth Proportional to 8,390,465.60, 12,554,205.60 and 5,556,113.60

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Solution

The fourth proportional to 8,390,465.60, 12,554,205.60 and 5,556,113.60 is: 8,313,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,465.60 : 12,554,205.60 = 5,556,113.60 : x
  2. Step 2: Convert to fraction form
    8,390,465.60/12,554,205.60 = 5,556,113.60/x
  3. Step 3: Cross multiply
    8,390,465.60x = 12,554,205.60 × 5,556,113.60
  4. Step 4: Simplify right side
    8,390,465.60x = 69,752,592,471,356.16
  5. Step 5: Solve for x
    x = 69,752,592,471,356.16/8,390,465.60
  6. Step 6: Final answer
    x = 8,313,316.07

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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.