Home / 31,056,056.70-46,584,085.05-19,746,642.30

Finding the Fourth Proportional to 31,056,056.70, 46,584,085.05 and 19,746,642.30

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Solution

The fourth proportional to 31,056,056.70, 46,584,085.05 and 19,746,642.30 is: 29,619,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,056.70 : 46,584,085.05 = 19,746,642.30 : x
  2. Step 2: Convert to fraction form
    31,056,056.70/46,584,085.05 = 19,746,642.30/x
  3. Step 3: Cross multiply
    31,056,056.70x = 46,584,085.05 × 19,746,642.30
  4. Step 4: Simplify right side
    31,056,056.70x = 919,879,264,355,127.62
  5. Step 5: Solve for x
    x = 919,879,264,355,127.62/31,056,056.70
  6. Step 6: Final answer
    x = 29,619,963.45

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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.