Home / 21,783,009.60-32,681,512.80-14,602,651.20

Finding the Fourth Proportional to 21,783,009.60, 32,681,512.80 and 14,602,651.20

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Solution

The fourth proportional to 21,783,009.60, 32,681,512.80 and 14,602,651.20 is: 21,908,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,009.60 : 32,681,512.80 = 14,602,651.20 : x
  2. Step 2: Convert to fraction form
    21,783,009.60/32,681,512.80 = 14,602,651.20/x
  3. Step 3: Cross multiply
    21,783,009.60x = 32,681,512.80 × 14,602,651.20
  4. Step 4: Simplify right side
    21,783,009.60x = 477,236,732,106,735.38
  5. Step 5: Solve for x
    x = 477,236,732,106,735.38/21,783,009.60
  6. Step 6: Final answer
    x = 21,908,668.31

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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.