Home / 30,676,846.60-46,015,269.90-15,528,809.80

Finding the Fourth Proportional to 30,676,846.60, 46,015,269.90 and 15,528,809.80

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Solution

The fourth proportional to 30,676,846.60, 46,015,269.90 and 15,528,809.80 is: 23,293,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,676,846.60 : 46,015,269.90 = 15,528,809.80 : x
  2. Step 2: Convert to fraction form
    30,676,846.60/46,015,269.90 = 15,528,809.80/x
  3. Step 3: Cross multiply
    30,676,846.60x = 46,015,269.90 × 15,528,809.80
  4. Step 4: Simplify right side
    30,676,846.60x = 714,562,374,172,765
  5. Step 5: Solve for x
    x = 714,562,374,172,765/30,676,846.60
  6. Step 6: Final answer
    x = 23,293,214.70

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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.