Home / 14,374,151.63-19,836,226.55-7,847,780.89

Finding the Fourth Proportional to 14,374,151.63, 19,836,226.55 and 7,847,780.89

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Solution

The fourth proportional to 14,374,151.63, 19,836,226.55 and 7,847,780.89 is: 10,829,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,151.63 : 19,836,226.55 = 7,847,780.89 : x
  2. Step 2: Convert to fraction form
    14,374,151.63/19,836,226.55 = 7,847,780.89/x
  3. Step 3: Cross multiply
    14,374,151.63x = 19,836,226.55 × 7,847,780.89
  4. Step 4: Simplify right side
    14,374,151.63x = 155,670,359,549,619.50
  5. Step 5: Solve for x
    x = 155,670,359,549,619.50/14,374,151.63
  6. Step 6: Final answer
    x = 10,829,881.55

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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.