Home / 14,080,907.72-19,429,433.10-8,201,509.52

Finding the Fourth Proportional to 14,080,907.72, 19,429,433.10 and 8,201,509.52

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Solution

The fourth proportional to 14,080,907.72, 19,429,433.10 and 8,201,509.52 is: 11,316,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,907.72 : 19,429,433.10 = 8,201,509.52 : x
  2. Step 2: Convert to fraction form
    14,080,907.72/19,429,433.10 = 8,201,509.52/x
  3. Step 3: Cross multiply
    14,080,907.72x = 19,429,433.10 × 8,201,509.52
  4. Step 4: Simplify right side
    14,080,907.72x = 159,350,680,537,853.12
  5. Step 5: Solve for x
    x = 159,350,680,537,853.12/14,080,907.72
  6. Step 6: Final answer
    x = 11,316,790.35

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1.5x scale

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.