Home / 13,546,011.16-18,693,507.45-7,351,057.81

Finding the Fourth Proportional to 13,546,011.16, 18,693,507.45 and 7,351,057.81

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Solution

The fourth proportional to 13,546,011.16, 18,693,507.45 and 7,351,057.81 is: 10,144,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,011.16 : 18,693,507.45 = 7,351,057.81 : x
  2. Step 2: Convert to fraction form
    13,546,011.16/18,693,507.45 = 7,351,057.81/x
  3. Step 3: Cross multiply
    13,546,011.16x = 18,693,507.45 × 7,351,057.81
  4. Step 4: Simplify right side
    13,546,011.16x = 137,417,053,936,615.67
  5. Step 5: Solve for x
    x = 137,417,053,936,615.67/13,546,011.16
  6. Step 6: Final answer
    x = 10,144,466.32

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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.