Home / 9,862,985.59-13,611,340.48-5,512,071.78

Finding the Fourth Proportional to 9,862,985.59, 13,611,340.48 and 5,512,071.78

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Solution

The fourth proportional to 9,862,985.59, 13,611,340.48 and 5,512,071.78 is: 7,606,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862,985.59 : 13,611,340.48 = 5,512,071.78 : x
  2. Step 2: Convert to fraction form
    9,862,985.59/13,611,340.48 = 5,512,071.78/x
  3. Step 3: Cross multiply
    9,862,985.59x = 13,611,340.48 × 5,512,071.78
  4. Step 4: Simplify right side
    9,862,985.59x = 75,026,685,747,779.66
  5. Step 5: Solve for x
    x = 75,026,685,747,779.66/9,862,985.59
  6. Step 6: Final answer
    x = 7,606,893.98

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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.