Home / 30,157,749.90-45,238,899.33-9,405,569.34

Finding the Fourth Proportional to 30,157,749.90, 45,238,899.33 and 9,405,569.34

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Solution

The fourth proportional to 30,157,749.90, 45,238,899.33 and 9,405,569.34 is: 14,109,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157,749.90 : 45,238,899.33 = 9,405,569.34 : x
  2. Step 2: Convert to fraction form
    30,157,749.90/45,238,899.33 = 9,405,569.34/x
  3. Step 3: Cross multiply
    30,157,749.90x = 45,238,899.33 × 9,405,569.34
  4. Step 4: Simplify right side
    30,157,749.90x = 425,497,604,513,594.50
  5. Step 5: Solve for x
    x = 425,497,604,513,594.50/30,157,749.90
  6. Step 6: Final answer
    x = 14,109,063.37

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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.