Home / 39,168,002.80-58,752,004.20-30,210,050.80

Finding the Fourth Proportional to 39,168,002.80, 58,752,004.20 and 30,210,050.80

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Solution

The fourth proportional to 39,168,002.80, 58,752,004.20 and 30,210,050.80 is: 45,315,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168,002.80 : 58,752,004.20 = 30,210,050.80 : x
  2. Step 2: Convert to fraction form
    39,168,002.80/58,752,004.20 = 30,210,050.80/x
  3. Step 3: Cross multiply
    39,168,002.80x = 58,752,004.20 × 30,210,050.80
  4. Step 4: Simplify right side
    39,168,002.80x = 1,774,901,031,483,813.50
  5. Step 5: Solve for x
    x = 1,774,901,031,483,813.50/39,168,002.80
  6. Step 6: Final answer
    x = 45,315,076.20

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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.