Home / 10,018,790.36-13,824,764.28-5,608,757.48

Finding the Fourth Proportional to 10,018,790.36, 13,824,764.28 and 5,608,757.48

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Solution

The fourth proportional to 10,018,790.36, 13,824,764.28 and 5,608,757.48 is: 7,739,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,790.36 : 13,824,764.28 = 5,608,757.48 : x
  2. Step 2: Convert to fraction form
    10,018,790.36/13,824,764.28 = 5,608,757.48/x
  3. Step 3: Cross multiply
    10,018,790.36x = 13,824,764.28 × 5,608,757.48
  4. Step 4: Simplify right side
    10,018,790.36x = 77,539,750,064,686.81
  5. Step 5: Solve for x
    x = 77,539,750,064,686.81/10,018,790.36
  6. Step 6: Final answer
    x = 7,739,432.33

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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.