Home / 5,390,217.80-8,085,326.70-3,477,030.20

Finding the Fourth Proportional to 5,390,217.80, 8,085,326.70 and 3,477,030.20

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Solution

The fourth proportional to 5,390,217.80, 8,085,326.70 and 3,477,030.20 is: 5,215,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,217.80 : 8,085,326.70 = 3,477,030.20 : x
  2. Step 2: Convert to fraction form
    5,390,217.80/8,085,326.70 = 3,477,030.20/x
  3. Step 3: Cross multiply
    5,390,217.80x = 8,085,326.70 × 3,477,030.20
  4. Step 4: Simplify right side
    5,390,217.80x = 28,112,925,112,766.34
  5. Step 5: Solve for x
    x = 28,112,925,112,766.34/5,390,217.80
  6. Step 6: Final answer
    x = 5,215,545.30

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1.5x scale

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.