Home / 15,878,154.88-23,831,060.64-9,068,361.76

Finding the Fourth Proportional to 15,878,154.88, 23,831,060.64 and 9,068,361.76

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Solution

The fourth proportional to 15,878,154.88, 23,831,060.64 and 9,068,361.76 is: 13,610,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878,154.88 : 23,831,060.64 = 9,068,361.76 : x
  2. Step 2: Convert to fraction form
    15,878,154.88/23,831,060.64 = 9,068,361.76/x
  3. Step 3: Cross multiply
    15,878,154.88x = 23,831,060.64 × 9,068,361.76
  4. Step 4: Simplify right side
    15,878,154.88x = 216,108,679,008,017.12
  5. Step 5: Solve for x
    x = 216,108,679,008,017.12/15,878,154.88
  6. Step 6: Final answer
    x = 13,610,440.30

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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.