Home / 7,607,398.32-10,512,128.61-5,538,821.58

Finding the Fourth Proportional to 7,607,398.32, 10,512,128.61 and 5,538,821.58

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Solution

The fourth proportional to 7,607,398.32, 10,512,128.61 and 5,538,821.58 is: 7,653,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607,398.32 : 10,512,128.61 = 5,538,821.58 : x
  2. Step 2: Convert to fraction form
    7,607,398.32/10,512,128.61 = 5,538,821.58/x
  3. Step 3: Cross multiply
    7,607,398.32x = 10,512,128.61 × 5,538,821.58
  4. Step 4: Simplify right side
    7,607,398.32x = 58,224,804,796,803.40
  5. Step 5: Solve for x
    x = 58,224,804,796,803.40/7,607,398.32
  6. Step 6: Final answer
    x = 7,653,707.92

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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.