Home / 21,360,715.07-29,470,535.57-12,066,927.35

Finding the Fourth Proportional to 21,360,715.07, 29,470,535.57 and 12,066,927.35

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Solution

The fourth proportional to 21,360,715.07, 29,470,535.57 and 12,066,927.35 is: 16,648,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,360,715.07 : 29,470,535.57 = 12,066,927.35 : x
  2. Step 2: Convert to fraction form
    21,360,715.07/29,470,535.57 = 12,066,927.35/x
  3. Step 3: Cross multiply
    21,360,715.07x = 29,470,535.57 × 12,066,927.35
  4. Step 4: Simplify right side
    21,360,715.07x = 355,618,811,571,595.50
  5. Step 5: Solve for x
    x = 355,618,811,571,595.50/21,360,715.07
  6. Step 6: Final answer
    x = 16,648,263.44

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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.