Home / 76,637,165.96-114,974,051.74-25,519,627.64

Finding the Fourth Proportional to 76,637,165.96, 114,974,051.74 and 25,519,627.64

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Solution

The fourth proportional to 76,637,165.96, 114,974,051.74 and 25,519,627.64 is: 38,285,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,637,165.96 : 114,974,051.74 = 25,519,627.64 : x
  2. Step 2: Convert to fraction form
    76,637,165.96/114,974,051.74 = 25,519,627.64/x
  3. Step 3: Cross multiply
    76,637,165.96x = 114,974,051.74 × 25,519,627.64
  4. Step 4: Simplify right side
    76,637,165.96x = 2,934,094,988,666,894
  5. Step 5: Solve for x
    x = 2,934,094,988,666,894/76,637,165.96
  6. Step 6: Final answer
    x = 38,285,536.16

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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.