Home / 15,779,452.40-23,669,178.60-12,590,806.40

Finding the Fourth Proportional to 15,779,452.40, 23,669,178.60 and 12,590,806.40

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Solution

The fourth proportional to 15,779,452.40, 23,669,178.60 and 12,590,806.40 is: 18,886,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,452.40 : 23,669,178.60 = 12,590,806.40 : x
  2. Step 2: Convert to fraction form
    15,779,452.40/23,669,178.60 = 12,590,806.40/x
  3. Step 3: Cross multiply
    15,779,452.40x = 23,669,178.60 × 12,590,806.40
  4. Step 4: Simplify right side
    15,779,452.40x = 298,014,045,399,623.06
  5. Step 5: Solve for x
    x = 298,014,045,399,623.06/15,779,452.40
  6. Step 6: Final answer
    x = 18,886,209.60

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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.