Home / 21,808,065.20-32,712,097.80-16,706,231.60

Finding the Fourth Proportional to 21,808,065.20, 32,712,097.80 and 16,706,231.60

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Solution

The fourth proportional to 21,808,065.20, 32,712,097.80 and 16,706,231.60 is: 25,059,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,808,065.20 : 32,712,097.80 = 16,706,231.60 : x
  2. Step 2: Convert to fraction form
    21,808,065.20/32,712,097.80 = 16,706,231.60/x
  3. Step 3: Cross multiply
    21,808,065.20x = 32,712,097.80 × 16,706,231.60
  4. Step 4: Simplify right side
    21,808,065.20x = 546,495,881,968,650.50
  5. Step 5: Solve for x
    x = 546,495,881,968,650.50/21,808,065.20
  6. Step 6: Final answer
    x = 25,059,347.40

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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.