Home / 13,094,031.16-18,070,323.84-7,292,814.40

Finding the Fourth Proportional to 13,094,031.16, 18,070,323.84 and 7,292,814.40

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Solution

The fourth proportional to 13,094,031.16, 18,070,323.84 and 7,292,814.40 is: 10,064,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,031.16 : 18,070,323.84 = 7,292,814.40 : x
  2. Step 2: Convert to fraction form
    13,094,031.16/18,070,323.84 = 7,292,814.40/x
  3. Step 3: Cross multiply
    13,094,031.16x = 18,070,323.84 × 7,292,814.40
  4. Step 4: Simplify right side
    13,094,031.16x = 131,783,517,913,015.30
  5. Step 5: Solve for x
    x = 131,783,517,913,015.30/13,094,031.16
  6. Step 6: Final answer
    x = 10,064,396.24

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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.