Home / 52,507,421.20-78,635,160.60-25,549,584.40

Finding the Fourth Proportional to 52,507,421.20, 78,635,160.60 and 25,549,584.40

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Solution

The fourth proportional to 52,507,421.20, 78,635,160.60 and 25,549,584.40 is: 38,263,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,421.20 : 78,635,160.60 = 25,549,584.40 : x
  2. Step 2: Convert to fraction form
    52,507,421.20/78,635,160.60 = 25,549,584.40/x
  3. Step 3: Cross multiply
    52,507,421.20x = 78,635,160.60 × 25,549,584.40
  4. Step 4: Simplify right side
    52,507,421.20x = 2,009,095,672,557,254.25
  5. Step 5: Solve for x
    x = 2,009,095,672,557,254.25/52,507,421.20
  6. Step 6: Final answer
    x = 38,263,080.28

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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.