Home / 15,549,853.20-23,324,779.80-7,461,452.40

Finding the Fourth Proportional to 15,549,853.20, 23,324,779.80 and 7,461,452.40

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Solution

The fourth proportional to 15,549,853.20, 23,324,779.80 and 7,461,452.40 is: 11,192,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549,853.20 : 23,324,779.80 = 7,461,452.40 : x
  2. Step 2: Convert to fraction form
    15,549,853.20/23,324,779.80 = 7,461,452.40/x
  3. Step 3: Cross multiply
    15,549,853.20x = 23,324,779.80 × 7,461,452.40
  4. Step 4: Simplify right side
    15,549,853.20x = 174,036,734,218,181.53
  5. Step 5: Solve for x
    x = 174,036,734,218,181.53/15,549,853.20
  6. Step 6: Final answer
    x = 11,192,178.60

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1.5x scale

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.