Home / 4,943,140.40-7,414,710.60-4,712,193.20

Finding the Fourth Proportional to 4,943,140.40, 7,414,710.60 and 4,712,193.20

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Solution

The fourth proportional to 4,943,140.40, 7,414,710.60 and 4,712,193.20 is: 7,068,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,140.40 : 7,414,710.60 = 4,712,193.20 : x
  2. Step 2: Convert to fraction form
    4,943,140.40/7,414,710.60 = 4,712,193.20/x
  3. Step 3: Cross multiply
    4,943,140.40x = 7,414,710.60 × 4,712,193.20
  4. Step 4: Simplify right side
    4,943,140.40x = 34,939,548,869,287.92
  5. Step 5: Solve for x
    x = 34,939,548,869,287.92/4,943,140.40
  6. Step 6: Final answer
    x = 7,068,289.80

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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.