Home / 15,879,421.60-23,819,132.40-15,132,925.60

Finding the Fourth Proportional to 15,879,421.60, 23,819,132.40 and 15,132,925.60

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Solution

The fourth proportional to 15,879,421.60, 23,819,132.40 and 15,132,925.60 is: 22,699,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879,421.60 : 23,819,132.40 = 15,132,925.60 : x
  2. Step 2: Convert to fraction form
    15,879,421.60/23,819,132.40 = 15,132,925.60/x
  3. Step 3: Cross multiply
    15,879,421.60x = 23,819,132.40 × 15,132,925.60
  4. Step 4: Simplify right side
    15,879,421.60x = 360,453,158,465,749.44
  5. Step 5: Solve for x
    x = 360,453,158,465,749.44/15,879,421.60
  6. Step 6: Final answer
    x = 22,699,388.40

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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.