Home / 14,415,417.37-19,893,010.02-7,888,915.92

Finding the Fourth Proportional to 14,415,417.37, 19,893,010.02 and 7,888,915.92

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Solution

The fourth proportional to 14,415,417.37, 19,893,010.02 and 7,888,915.92 is: 10,886,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415,417.37 : 19,893,010.02 = 7,888,915.92 : x
  2. Step 2: Convert to fraction form
    14,415,417.37/19,893,010.02 = 7,888,915.92/x
  3. Step 3: Cross multiply
    14,415,417.37x = 19,893,010.02 × 7,888,915.92
  4. Step 4: Simplify right side
    14,415,417.37x = 156,934,283,488,512.88
  5. Step 5: Solve for x
    x = 156,934,283,488,512.88/14,415,417.37
  6. Step 6: Final answer
    x = 10,886,558.43

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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.