Home / 13,039,782.60-19,562,298.30-4,518,355.80

Finding the Fourth Proportional to 13,039,782.60, 19,562,298.30 and 4,518,355.80

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Solution

The fourth proportional to 13,039,782.60, 19,562,298.30 and 4,518,355.80 is: 6,778,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,782.60 : 19,562,298.30 = 4,518,355.80 : x
  2. Step 2: Convert to fraction form
    13,039,782.60/19,562,298.30 = 4,518,355.80/x
  3. Step 3: Cross multiply
    13,039,782.60x = 19,562,298.30 × 4,518,355.80
  4. Step 4: Simplify right side
    13,039,782.60x = 88,389,423,985,135.14
  5. Step 5: Solve for x
    x = 88,389,423,985,135.14/13,039,782.60
  6. Step 6: Final answer
    x = 6,778,443.07

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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.