Home / 13,094,045.16-18,070,343.16-7,292,828.40

Finding the Fourth Proportional to 13,094,045.16, 18,070,343.16 and 7,292,828.40

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Solution

The fourth proportional to 13,094,045.16, 18,070,343.16 and 7,292,828.40 is: 10,064,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,045.16 : 18,070,343.16 = 7,292,828.40 : x
  2. Step 2: Convert to fraction form
    13,094,045.16/18,070,343.16 = 7,292,828.40/x
  3. Step 3: Cross multiply
    13,094,045.16x = 18,070,343.16 × 7,292,828.40
  4. Step 4: Simplify right side
    13,094,045.16x = 131,783,911,794,993.75
  5. Step 5: Solve for x
    x = 131,783,911,794,993.75/13,094,045.16
  6. Step 6: Final answer
    x = 10,064,415.56

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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.