Home / 14,021,689.20-21,032,533.80-6,463,417.20

Finding the Fourth Proportional to 14,021,689.20, 21,032,533.80 and 6,463,417.20

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Solution

The fourth proportional to 14,021,689.20, 21,032,533.80 and 6,463,417.20 is: 9,695,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,689.20 : 21,032,533.80 = 6,463,417.20 : x
  2. Step 2: Convert to fraction form
    14,021,689.20/21,032,533.80 = 6,463,417.20/x
  3. Step 3: Cross multiply
    14,021,689.20x = 21,032,533.80 × 6,463,417.20
  4. Step 4: Simplify right side
    14,021,689.20x = 135,942,040,722,501.38
  5. Step 5: Solve for x
    x = 135,942,040,722,501.38/14,021,689.20
  6. Step 6: Final answer
    x = 9,695,125.80

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1.5x scale

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.