Home / 4,828,844.20-7,243,266.30-4,757,985.40

Finding the Fourth Proportional to 4,828,844.20, 7,243,266.30 and 4,757,985.40

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Solution

The fourth proportional to 4,828,844.20, 7,243,266.30 and 4,757,985.40 is: 7,136,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828,844.20 : 7,243,266.30 = 4,757,985.40 : x
  2. Step 2: Convert to fraction form
    4,828,844.20/7,243,266.30 = 4,757,985.40/x
  3. Step 3: Cross multiply
    4,828,844.20x = 7,243,266.30 × 4,757,985.40
  4. Step 4: Simplify right side
    4,828,844.20x = 34,463,355,303,712.02
  5. Step 5: Solve for x
    x = 34,463,355,303,712.02/4,828,844.20
  6. Step 6: Final answer
    x = 7,136,978.10

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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.