Home / 19,484,290.32-26,887,658.58-10,782,829.68

Finding the Fourth Proportional to 19,484,290.32, 26,887,658.58 and 10,782,829.68

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Solution

The fourth proportional to 19,484,290.32, 26,887,658.58 and 10,782,829.68 is: 14,879,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484,290.32 : 26,887,658.58 = 10,782,829.68 : x
  2. Step 2: Convert to fraction form
    19,484,290.32/26,887,658.58 = 10,782,829.68/x
  3. Step 3: Cross multiply
    19,484,290.32x = 26,887,658.58 × 10,782,829.68
  4. Step 4: Simplify right side
    19,484,290.32x = 289,925,042,962,130.62
  5. Step 5: Solve for x
    x = 289,925,042,962,130.62/19,484,290.32
  6. Step 6: Final answer
    x = 14,879,938.57

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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.