Home / 42,576,029.10-63,864,043.65-12,284,880.30

Finding the Fourth Proportional to 42,576,029.10, 63,864,043.65 and 12,284,880.30

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Solution

The fourth proportional to 42,576,029.10, 63,864,043.65 and 12,284,880.30 is: 18,427,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,576,029.10 : 63,864,043.65 = 12,284,880.30 : x
  2. Step 2: Convert to fraction form
    42,576,029.10/63,864,043.65 = 12,284,880.30/x
  3. Step 3: Cross multiply
    42,576,029.10x = 63,864,043.65 × 12,284,880.30
  4. Step 4: Simplify right side
    42,576,029.10x = 784,562,131,714,225.12
  5. Step 5: Solve for x
    x = 784,562,131,714,225.12/42,576,029.10
  6. Step 6: Final answer
    x = 18,427,320.45

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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.