Home / 13,046,547.02-18,003,741.63-7,245,702.43

Finding the Fourth Proportional to 13,046,547.02, 18,003,741.63 and 7,245,702.43

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Solution

The fourth proportional to 13,046,547.02, 18,003,741.63 and 7,245,702.43 is: 9,998,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,547.02 : 18,003,741.63 = 7,245,702.43 : x
  2. Step 2: Convert to fraction form
    13,046,547.02/18,003,741.63 = 7,245,702.43/x
  3. Step 3: Cross multiply
    13,046,547.02x = 18,003,741.63 × 7,245,702.43
  4. Step 4: Simplify right side
    13,046,547.02x = 130,449,754,432,573.80
  5. Step 5: Solve for x
    x = 130,449,754,432,573.80/13,046,547.02
  6. Step 6: Final answer
    x = 9,998,795.41

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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.