Home / 48,402,467.80-72,616,532.10-21,097,043.80

Finding the Fourth Proportional to 48,402,467.80, 72,616,532.10 and 21,097,043.80

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Solution

The fourth proportional to 48,402,467.80, 72,616,532.10 and 21,097,043.80 is: 31,651,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402,467.80 : 72,616,532.10 = 21,097,043.80 : x
  2. Step 2: Convert to fraction form
    48,402,467.80/72,616,532.10 = 21,097,043.80/x
  3. Step 3: Cross multiply
    48,402,467.80x = 72,616,532.10 × 21,097,043.80
  4. Step 4: Simplify right side
    48,402,467.80x = 1,531,994,158,317,806
  5. Step 5: Solve for x
    x = 1,531,994,158,317,806/48,402,467.80
  6. Step 6: Final answer
    x = 31,651,158.05

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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.