Home / 9,966,840.36-13,754,368.26-5,892,423.72

Finding the Fourth Proportional to 9,966,840.36, 13,754,368.26 and 5,892,423.72

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Solution

The fourth proportional to 9,966,840.36, 13,754,368.26 and 5,892,423.72 is: 8,131,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,840.36 : 13,754,368.26 = 5,892,423.72 : x
  2. Step 2: Convert to fraction form
    9,966,840.36/13,754,368.26 = 5,892,423.72/x
  3. Step 3: Cross multiply
    9,966,840.36x = 13,754,368.26 × 5,892,423.72
  4. Step 4: Simplify right side
    9,966,840.36x = 81,046,565,788,839.12
  5. Step 5: Solve for x
    x = 81,046,565,788,839.12/9,966,840.36
  6. Step 6: Final answer
    x = 8,131,620.74

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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.