Home / 30,587,749.20-45,881,623.80-27,239,670.90

Finding the Fourth Proportional to 30,587,749.20, 45,881,623.80 and 27,239,670.90

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Solution

The fourth proportional to 30,587,749.20, 45,881,623.80 and 27,239,670.90 is: 40,859,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587,749.20 : 45,881,623.80 = 27,239,670.90 : x
  2. Step 2: Convert to fraction form
    30,587,749.20/45,881,623.80 = 27,239,670.90/x
  3. Step 3: Cross multiply
    30,587,749.20x = 45,881,623.80 × 27,239,670.90
  4. Step 4: Simplify right side
    30,587,749.20x = 1,249,800,332,669,607.25
  5. Step 5: Solve for x
    x = 1,249,800,332,669,607.25/30,587,749.20
  6. Step 6: Final answer
    x = 40,859,506.35

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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.