Home / 19,108,315.91-28,634,130.32-14,034,825.83

Finding the Fourth Proportional to 19,108,315.91, 28,634,130.32 and 14,034,825.83

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Solution

The fourth proportional to 19,108,315.91, 28,634,130.32 and 14,034,825.83 is: 21,031,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,315.91 : 28,634,130.32 = 14,034,825.83 : x
  2. Step 2: Convert to fraction form
    19,108,315.91/28,634,130.32 = 14,034,825.83/x
  3. Step 3: Cross multiply
    19,108,315.91x = 28,634,130.32 × 14,034,825.83
  4. Step 4: Simplify right side
    19,108,315.91x = 401,875,031,621,377.38
  5. Step 5: Solve for x
    x = 401,875,031,621,377.38/19,108,315.91
  6. Step 6: Final answer
    x = 21,031,420.75

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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.