Home / 5,208,318.60-7,812,477.90-3,192,779.40

Finding the Fourth Proportional to 5,208,318.60, 7,812,477.90 and 3,192,779.40

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Solution

The fourth proportional to 5,208,318.60, 7,812,477.90 and 3,192,779.40 is: 4,789,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,318.60 : 7,812,477.90 = 3,192,779.40 : x
  2. Step 2: Convert to fraction form
    5,208,318.60/7,812,477.90 = 3,192,779.40/x
  3. Step 3: Cross multiply
    5,208,318.60x = 7,812,477.90 × 3,192,779.40
  4. Step 4: Simplify right side
    5,208,318.60x = 24,943,518,502,075.26
  5. Step 5: Solve for x
    x = 24,943,518,502,075.26/5,208,318.60
  6. Step 6: Final answer
    x = 4,789,169.10

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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.