Home / 42,802,478.64-64,205,823.96-17,240,032.08

Finding the Fourth Proportional to 42,802,478.64, 64,205,823.96 and 17,240,032.08

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Solution

The fourth proportional to 42,802,478.64, 64,205,823.96 and 17,240,032.08 is: 25,860,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,802,478.64 : 64,205,823.96 = 17,240,032.08 : x
  2. Step 2: Convert to fraction form
    42,802,478.64/64,205,823.96 = 17,240,032.08/x
  3. Step 3: Cross multiply
    42,802,478.64x = 64,205,823.96 × 17,240,032.08
  4. Step 4: Simplify right side
    42,802,478.64x = 1,106,910,464,793,232.50
  5. Step 5: Solve for x
    x = 1,106,910,464,793,232.50/42,802,478.64
  6. Step 6: Final answer
    x = 25,860,896.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.