Home / 30,624,573.40-42,261,379.14-16,686,043.04

Finding the Fourth Proportional to 30,624,573.40, 42,261,379.14 and 16,686,043.04

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Solution

The fourth proportional to 30,624,573.40, 42,261,379.14 and 16,686,043.04 is: 23,026,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,573.40 : 42,261,379.14 = 16,686,043.04 : x
  2. Step 2: Convert to fraction form
    30,624,573.40/42,261,379.14 = 16,686,043.04/x
  3. Step 3: Cross multiply
    30,624,573.40x = 42,261,379.14 × 16,686,043.04
  4. Step 4: Simplify right side
    30,624,573.40x = 705,175,191,259,798.12
  5. Step 5: Solve for x
    x = 705,175,191,259,798.12/30,624,573.40
  6. Step 6: Final answer
    x = 23,026,449.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.