Home / 4,941,390.40-7,412,085.60-4,710,443.20

Finding the Fourth Proportional to 4,941,390.40, 7,412,085.60 and 4,710,443.20

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Solution

The fourth proportional to 4,941,390.40, 7,412,085.60 and 4,710,443.20 is: 7,065,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941,390.40 : 7,412,085.60 = 4,710,443.20 : x
  2. Step 2: Convert to fraction form
    4,941,390.40/7,412,085.60 = 4,710,443.20/x
  3. Step 3: Cross multiply
    4,941,390.40x = 7,412,085.60 × 4,710,443.20
  4. Step 4: Simplify right side
    4,941,390.40x = 34,914,208,212,337.92
  5. Step 5: Solve for x
    x = 34,914,208,212,337.92/4,941,390.40
  6. Step 6: Final answer
    x = 7,065,664.80

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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.