Home / 61,649,866.63-85,056,798.23-42,036,704.33

Finding the Fourth Proportional to 61,649,866.63, 85,056,798.23 and 42,036,704.33

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Solution

The fourth proportional to 61,649,866.63, 85,056,798.23 and 42,036,704.33 is: 57,997,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,649,866.63 : 85,056,798.23 = 42,036,704.33 : x
  2. Step 2: Convert to fraction form
    61,649,866.63/85,056,798.23 = 42,036,704.33/x
  3. Step 3: Cross multiply
    61,649,866.63x = 85,056,798.23 × 42,036,704.33
  4. Step 4: Simplify right side
    61,649,866.63x = 3,575,507,477,973,148
  5. Step 5: Solve for x
    x = 3,575,507,477,973,148/61,649,866.63
  6. Step 6: Final answer
    x = 57,997,002.64

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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.