Home / 52,507,417.20-78,635,154.60-25,549,580.40

Finding the Fourth Proportional to 52,507,417.20, 78,635,154.60 and 25,549,580.40

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Solution

The fourth proportional to 52,507,417.20, 78,635,154.60 and 25,549,580.40 is: 38,263,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,417.20 : 78,635,154.60 = 25,549,580.40 : x
  2. Step 2: Convert to fraction form
    52,507,417.20/78,635,154.60 = 25,549,580.40/x
  3. Step 3: Cross multiply
    52,507,417.20x = 78,635,154.60 × 25,549,580.40
  4. Step 4: Simplify right side
    52,507,417.20x = 2,009,095,204,719,129.50
  5. Step 5: Solve for x
    x = 2,009,095,204,719,129.50/52,507,417.20
  6. Step 6: Final answer
    x = 38,263,074.28

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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.