Home / 9,199,638.90-12,695,585.22-5,069,818.08

Finding the Fourth Proportional to 9,199,638.90, 12,695,585.22 and 5,069,818.08

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Solution

The fourth proportional to 9,199,638.90, 12,695,585.22 and 5,069,818.08 is: 6,996,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199,638.90 : 12,695,585.22 = 5,069,818.08 : x
  2. Step 2: Convert to fraction form
    9,199,638.90/12,695,585.22 = 5,069,818.08/x
  3. Step 3: Cross multiply
    9,199,638.90x = 12,695,585.22 × 5,069,818.08
  4. Step 4: Simplify right side
    9,199,638.90x = 64,364,307,484,536.78
  5. Step 5: Solve for x
    x = 64,364,307,484,536.78/9,199,638.90
  6. Step 6: Final answer
    x = 6,996,394.99

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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.