Home / 13,548,804.02-18,697,114.95-7,353,717.78

Finding the Fourth Proportional to 13,548,804.02, 18,697,114.95 and 7,353,717.78

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Solution

The fourth proportional to 13,548,804.02, 18,697,114.95 and 7,353,717.78 is: 10,148,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,804.02 : 18,697,114.95 = 7,353,717.78 : x
  2. Step 2: Convert to fraction form
    13,548,804.02/18,697,114.95 = 7,353,717.78/x
  3. Step 3: Cross multiply
    13,548,804.02x = 18,697,114.95 × 7,353,717.78
  4. Step 4: Simplify right side
    13,548,804.02x = 137,493,306,579,885.28
  5. Step 5: Solve for x
    x = 137,493,306,579,885.28/13,548,804.02
  6. Step 6: Final answer
    x = 10,148,003.20

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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.