Home / 20,860,627.04-31,299,931.56-11,282,748.02

Finding the Fourth Proportional to 20,860,627.04, 31,299,931.56 and 11,282,748.02

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Solution

The fourth proportional to 20,860,627.04, 31,299,931.56 and 11,282,748.02 is: 16,928,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,860,627.04 : 31,299,931.56 = 11,282,748.02 : x
  2. Step 2: Convert to fraction form
    20,860,627.04/31,299,931.56 = 11,282,748.02/x
  3. Step 3: Cross multiply
    20,860,627.04x = 31,299,931.56 × 11,282,748.02
  4. Step 4: Simplify right side
    20,860,627.04x = 353,149,240,834,725.50
  5. Step 5: Solve for x
    x = 353,149,240,834,725.50/20,860,627.04
  6. Step 6: Final answer
    x = 16,928,984.93

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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.