Home / 6,390,047.70-9,585,071.55-3,030,815.70

Finding the Fourth Proportional to 6,390,047.70, 9,585,071.55 and 3,030,815.70

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Solution

The fourth proportional to 6,390,047.70, 9,585,071.55 and 3,030,815.70 is: 4,546,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,047.70 : 9,585,071.55 = 3,030,815.70 : x
  2. Step 2: Convert to fraction form
    6,390,047.70/9,585,071.55 = 3,030,815.70/x
  3. Step 3: Cross multiply
    6,390,047.70x = 9,585,071.55 × 3,030,815.70
  4. Step 4: Simplify right side
    6,390,047.70x = 29,050,585,339,363.34
  5. Step 5: Solve for x
    x = 29,050,585,339,363.34/6,390,047.70
  6. Step 6: Final answer
    x = 4,546,223.55

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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.