Home / 21,924,842.40-30,255,510.60-12,135,305.52

Finding the Fourth Proportional to 21,924,842.40, 30,255,510.60 and 12,135,305.52

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Solution

The fourth proportional to 21,924,842.40, 30,255,510.60 and 12,135,305.52 is: 16,746,294.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924,842.40 : 30,255,510.60 = 12,135,305.52 : x
  2. Step 2: Convert to fraction form
    21,924,842.40/30,255,510.60 = 12,135,305.52/x
  3. Step 3: Cross multiply
    21,924,842.40x = 30,255,510.60 × 12,135,305.52
  4. Step 4: Simplify right side
    21,924,842.40x = 367,159,864,794,598.50
  5. Step 5: Solve for x
    x = 367,159,864,794,598.50/21,924,842.40
  6. Step 6: Final answer
    x = 16,746,294.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.