Home / 35,792,730.06-53,688,752.00-21,209,151.78

Finding the Fourth Proportional to 35,792,730.06, 53,688,752.00 and 21,209,151.78

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Solution

The fourth proportional to 35,792,730.06, 53,688,752.00 and 21,209,151.78 is: 31,813,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792,730.06 : 53,688,752.00 = 21,209,151.78 : x
  2. Step 2: Convert to fraction form
    35,792,730.06/53,688,752.00 = 21,209,151.78/x
  3. Step 3: Cross multiply
    35,792,730.06x = 53,688,752.00 × 21,209,151.78
  4. Step 4: Simplify right side
    35,792,730.06x = 1,138,692,890,020,267.25
  5. Step 5: Solve for x
    x = 1,138,692,890,020,267.25/35,792,730.06
  6. Step 6: Final answer
    x = 31,813,524.37

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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.