Home / 53,223,911.10-73,448,569.50-30,898,968.66

Finding the Fourth Proportional to 53,223,911.10, 73,448,569.50 and 30,898,968.66

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Solution

The fourth proportional to 53,223,911.10, 73,448,569.50 and 30,898,968.66 is: 42,640,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,911.10 : 73,448,569.50 = 30,898,968.66 : x
  2. Step 2: Convert to fraction form
    53,223,911.10/73,448,569.50 = 30,898,968.66/x
  3. Step 3: Cross multiply
    53,223,911.10x = 73,448,569.50 × 30,898,968.66
  4. Step 4: Simplify right side
    53,223,911.10x = 2,269,485,047,102,332
  5. Step 5: Solve for x
    x = 2,269,485,047,102,332/53,223,911.10
  6. Step 6: Final answer
    x = 42,640,328.38

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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.