Home / 30,241,336.80-45,362,005.20-10,046,578.80

Finding the Fourth Proportional to 30,241,336.80, 45,362,005.20 and 10,046,578.80

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Solution

The fourth proportional to 30,241,336.80, 45,362,005.20 and 10,046,578.80 is: 15,069,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,336.80 : 45,362,005.20 = 10,046,578.80 : x
  2. Step 2: Convert to fraction form
    30,241,336.80/45,362,005.20 = 10,046,578.80/x
  3. Step 3: Cross multiply
    30,241,336.80x = 45,362,005.20 × 10,046,578.80
  4. Step 4: Simplify right side
    30,241,336.80x = 455,732,959,767,809.81
  5. Step 5: Solve for x
    x = 455,732,959,767,809.81/30,241,336.80
  6. Step 6: Final answer
    x = 15,069,868.20

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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.