Home / 13,094,025.16-18,070,315.56-7,292,808.40

Finding the Fourth Proportional to 13,094,025.16, 18,070,315.56 and 7,292,808.40

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Solution

The fourth proportional to 13,094,025.16, 18,070,315.56 and 7,292,808.40 is: 10,064,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,025.16 : 18,070,315.56 = 7,292,808.40 : x
  2. Step 2: Convert to fraction form
    13,094,025.16/18,070,315.56 = 7,292,808.40/x
  3. Step 3: Cross multiply
    13,094,025.16x = 18,070,315.56 × 7,292,808.40
  4. Step 4: Simplify right side
    13,094,025.16x = 131,783,349,106,618.70
  5. Step 5: Solve for x
    x = 131,783,349,106,618.70/13,094,025.16
  6. Step 6: Final answer
    x = 10,064,387.96

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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.