Home / 15,015,681.80-22,523,522.70-5,432,539.40

Finding the Fourth Proportional to 15,015,681.80, 22,523,522.70 and 5,432,539.40

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Solution

The fourth proportional to 15,015,681.80, 22,523,522.70 and 5,432,539.40 is: 8,148,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015,681.80 : 22,523,522.70 = 5,432,539.40 : x
  2. Step 2: Convert to fraction form
    15,015,681.80/22,523,522.70 = 5,432,539.40/x
  3. Step 3: Cross multiply
    15,015,681.80x = 22,523,522.70 × 5,432,539.40
  4. Step 4: Simplify right side
    15,015,681.80x = 122,359,924,494,544.39
  5. Step 5: Solve for x
    x = 122,359,924,494,544.39/15,015,681.80
  6. Step 6: Final answer
    x = 8,148,809.10

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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.