Home / 15,878,153.88-23,831,059.14-9,068,360.76

Finding the Fourth Proportional to 15,878,153.88, 23,831,059.14 and 9,068,360.76

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Solution

The fourth proportional to 15,878,153.88, 23,831,059.14 and 9,068,360.76 is: 13,610,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878,153.88 : 23,831,059.14 = 9,068,360.76 : x
  2. Step 2: Convert to fraction form
    15,878,153.88/23,831,059.14 = 9,068,360.76/x
  3. Step 3: Cross multiply
    15,878,153.88x = 23,831,059.14 × 9,068,360.76
  4. Step 4: Simplify right side
    15,878,153.88x = 216,108,641,574,415.34
  5. Step 5: Solve for x
    x = 216,108,641,574,415.34/15,878,153.88
  6. Step 6: Final answer
    x = 13,610,438.80

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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.