Home / 14,429,518.49-19,903,155.41-9,279,395.93

Finding the Fourth Proportional to 14,429,518.49, 19,903,155.41 and 9,279,395.93

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Solution

The fourth proportional to 14,429,518.49, 19,903,155.41 and 9,279,395.93 is: 12,799,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,518.49 : 19,903,155.41 = 9,279,395.93 : x
  2. Step 2: Convert to fraction form
    14,429,518.49/19,903,155.41 = 9,279,395.93/x
  3. Step 3: Cross multiply
    14,429,518.49x = 19,903,155.41 × 9,279,395.93
  4. Step 4: Simplify right side
    14,429,518.49x = 184,689,259,305,711.47
  5. Step 5: Solve for x
    x = 184,689,259,305,711.47/14,429,518.49
  6. Step 6: Final answer
    x = 12,799,405.57

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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.