Home / 28,676,048.40-43,008,094.80-10,488,810.60

Finding the Fourth Proportional to 28,676,048.40, 43,008,094.80 and 10,488,810.60

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Solution

The fourth proportional to 28,676,048.40, 43,008,094.80 and 10,488,810.60 is: 15,731,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,048.40 : 43,008,094.80 = 10,488,810.60 : x
  2. Step 2: Convert to fraction form
    28,676,048.40/43,008,094.80 = 10,488,810.60/x
  3. Step 3: Cross multiply
    28,676,048.40x = 43,008,094.80 × 10,488,810.60
  4. Step 4: Simplify right side
    28,676,048.40x = 451,103,760,624,044.81
  5. Step 5: Solve for x
    x = 451,103,760,624,044.81/28,676,048.40
  6. Step 6: Final answer
    x = 15,731,029.41

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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.