Home / 34,068,665.12-47,014,518.70-18,598,749.76

Finding the Fourth Proportional to 34,068,665.12, 47,014,518.70 and 18,598,749.76

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Solution

The fourth proportional to 34,068,665.12, 47,014,518.70 and 18,598,749.76 is: 25,666,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,068,665.12 : 47,014,518.70 = 18,598,749.76 : x
  2. Step 2: Convert to fraction form
    34,068,665.12/47,014,518.70 = 18,598,749.76/x
  3. Step 3: Cross multiply
    34,068,665.12x = 47,014,518.70 × 18,598,749.76
  4. Step 4: Simplify right side
    34,068,665.12x = 874,411,268,556,217.12
  5. Step 5: Solve for x
    x = 874,411,268,556,217.12/34,068,665.12
  6. Step 6: Final answer
    x = 25,666,144.11

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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.