Home / 13,445,173.76-18,554,339.84-7,333,602.24

Finding the Fourth Proportional to 13,445,173.76, 18,554,339.84 and 7,333,602.24

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Solution

The fourth proportional to 13,445,173.76, 18,554,339.84 and 7,333,602.24 is: 10,120,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,445,173.76 : 18,554,339.84 = 7,333,602.24 : x
  2. Step 2: Convert to fraction form
    13,445,173.76/18,554,339.84 = 7,333,602.24/x
  3. Step 3: Cross multiply
    13,445,173.76x = 18,554,339.84 × 7,333,602.24
  4. Step 4: Simplify right side
    13,445,173.76x = 136,070,148,212,345.25
  5. Step 5: Solve for x
    x = 136,070,148,212,345.25/13,445,173.76
  6. Step 6: Final answer
    x = 10,120,371.12

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1.5x scale

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.