Home / 51,365,219.81-70,883,986.23-28,159,848.54

Finding the Fourth Proportional to 51,365,219.81, 70,883,986.23 and 28,159,848.54

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Solution

The fourth proportional to 51,365,219.81, 70,883,986.23 and 28,159,848.54 is: 38,860,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365,219.81 : 70,883,986.23 = 28,159,848.54 : x
  2. Step 2: Convert to fraction form
    51,365,219.81/70,883,986.23 = 28,159,848.54/x
  3. Step 3: Cross multiply
    51,365,219.81x = 70,883,986.23 × 28,159,848.54
  4. Step 4: Simplify right side
    51,365,219.81x = 1,996,082,316,148,245.75
  5. Step 5: Solve for x
    x = 1,996,082,316,148,245.75/51,365,219.81
  6. Step 6: Final answer
    x = 38,860,581.61

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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.