Home / 72,606,466.05-108,909,699.08-56,167,224.45

Finding the Fourth Proportional to 72,606,466.05, 108,909,699.08 and 56,167,224.45

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Solution

The fourth proportional to 72,606,466.05, 108,909,699.08 and 56,167,224.45 is: 84,250,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,606,466.05 : 108,909,699.08 = 56,167,224.45 : x
  2. Step 2: Convert to fraction form
    72,606,466.05/108,909,699.08 = 56,167,224.45/x
  3. Step 3: Cross multiply
    72,606,466.05x = 108,909,699.08 × 56,167,224.45
  4. Step 4: Simplify right side
    72,606,466.05x = 6,117,155,512,727,483
  5. Step 5: Solve for x
    x = 6,117,155,512,727,483/72,606,466.05
  6. Step 6: Final answer
    x = 84,250,836.68

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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.