Home / 60,696,923.10-91,045,384.65-19,760,219.70

Finding the Fourth Proportional to 60,696,923.10, 91,045,384.65 and 19,760,219.70

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Solution

The fourth proportional to 60,696,923.10, 91,045,384.65 and 19,760,219.70 is: 29,640,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,696,923.10 : 91,045,384.65 = 19,760,219.70 : x
  2. Step 2: Convert to fraction form
    60,696,923.10/91,045,384.65 = 19,760,219.70/x
  3. Step 3: Cross multiply
    60,696,923.10x = 91,045,384.65 × 19,760,219.70
  4. Step 4: Simplify right side
    60,696,923.10x = 1,799,076,803,355,007.75
  5. Step 5: Solve for x
    x = 1,799,076,803,355,007.75/60,696,923.10
  6. Step 6: Final answer
    x = 29,640,329.55

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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.