Home / 52,507,420.20-78,635,159.10-25,549,583.40

Finding the Fourth Proportional to 52,507,420.20, 78,635,159.10 and 25,549,583.40

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Solution

The fourth proportional to 52,507,420.20, 78,635,159.10 and 25,549,583.40 is: 38,263,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,420.20 : 78,635,159.10 = 25,549,583.40 : x
  2. Step 2: Convert to fraction form
    52,507,420.20/78,635,159.10 = 25,549,583.40/x
  3. Step 3: Cross multiply
    52,507,420.20x = 78,635,159.10 × 25,549,583.40
  4. Step 4: Simplify right side
    52,507,420.20x = 2,009,095,555,597,718.75
  5. Step 5: Solve for x
    x = 2,009,095,555,597,718.75/52,507,420.20
  6. Step 6: Final answer
    x = 38,263,078.78

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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.