Home / 19,092,381.74-28,600,781.06-16,698,928.94

Finding the Fourth Proportional to 19,092,381.74, 28,600,781.06 and 16,698,928.94

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Solution

The fourth proportional to 19,092,381.74, 28,600,781.06 and 16,698,928.94 is: 25,015,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092,381.74 : 28,600,781.06 = 16,698,928.94 : x
  2. Step 2: Convert to fraction form
    19,092,381.74/28,600,781.06 = 16,698,928.94/x
  3. Step 3: Cross multiply
    19,092,381.74x = 28,600,781.06 × 16,698,928.94
  4. Step 4: Simplify right side
    19,092,381.74x = 477,602,410,549,437.81
  5. Step 5: Solve for x
    x = 477,602,410,549,437.81/19,092,381.74
  6. Step 6: Final answer
    x = 25,015,339.47

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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.