Home / 21,746,688.40-32,620,032.60-8,960,611.60

Finding the Fourth Proportional to 21,746,688.40, 32,620,032.60 and 8,960,611.60

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Solution

The fourth proportional to 21,746,688.40, 32,620,032.60 and 8,960,611.60 is: 13,440,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,688.40 : 32,620,032.60 = 8,960,611.60 : x
  2. Step 2: Convert to fraction form
    21,746,688.40/32,620,032.60 = 8,960,611.60/x
  3. Step 3: Cross multiply
    21,746,688.40x = 32,620,032.60 × 8,960,611.60
  4. Step 4: Simplify right side
    21,746,688.40x = 292,295,442,507,938.19
  5. Step 5: Solve for x
    x = 292,295,442,507,938.19/21,746,688.40
  6. Step 6: Final answer
    x = 13,440,917.40

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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.