Home / 7,141,973.32-9,856,531.03-4,045,047.60

Finding the Fourth Proportional to 7,141,973.32, 9,856,531.03 and 4,045,047.60

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Solution

The fourth proportional to 7,141,973.32, 9,856,531.03 and 4,045,047.60 is: 5,582,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,973.32 : 9,856,531.03 = 4,045,047.60 : x
  2. Step 2: Convert to fraction form
    7,141,973.32/9,856,531.03 = 4,045,047.60/x
  3. Step 3: Cross multiply
    7,141,973.32x = 9,856,531.03 × 4,045,047.60
  4. Step 4: Simplify right side
    7,141,973.32x = 39,870,137,158,046
  5. Step 5: Solve for x
    x = 39,870,137,158,046/7,141,973.32
  6. Step 6: Final answer
    x = 5,582,509.95

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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.