Home / 42,680,714.88-58,899,381.12-23,101,599.36

Finding the Fourth Proportional to 42,680,714.88, 58,899,381.12 and 23,101,599.36

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Solution

The fourth proportional to 42,680,714.88, 58,899,381.12 and 23,101,599.36 is: 31,880,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,680,714.88 : 58,899,381.12 = 23,101,599.36 : x
  2. Step 2: Convert to fraction form
    42,680,714.88/58,899,381.12 = 23,101,599.36/x
  3. Step 3: Cross multiply
    42,680,714.88x = 58,899,381.12 × 23,101,599.36
  4. Step 4: Simplify right side
    42,680,714.88x = 1,360,669,905,186,188
  5. Step 5: Solve for x
    x = 1,360,669,905,186,188/42,680,714.88
  6. Step 6: Final answer
    x = 31,880,204.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.