Home / 21,783,078.10-32,681,615.55-14,602,719.70

Finding the Fourth Proportional to 21,783,078.10, 32,681,615.55 and 14,602,719.70

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Solution

The fourth proportional to 21,783,078.10, 32,681,615.55 and 14,602,719.70 is: 21,908,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,078.10 : 32,681,615.55 = 14,602,719.70 : x
  2. Step 2: Convert to fraction form
    21,783,078.10/32,681,615.55 = 14,602,719.70/x
  3. Step 3: Cross multiply
    21,783,078.10x = 32,681,615.55 × 14,602,719.70
  4. Step 4: Simplify right side
    21,783,078.10x = 477,240,471,219,811.31
  5. Step 5: Solve for x
    x = 477,240,471,219,811.31/21,783,078.10
  6. Step 6: Final answer
    x = 21,908,771.07

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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.