Home / 61,232,307.89-91,861,900.07-45,009,074.93

Finding the Fourth Proportional to 61,232,307.89, 91,861,900.07 and 45,009,074.93

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Solution

The fourth proportional to 61,232,307.89, 91,861,900.07 and 45,009,074.93 is: 67,523,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,232,307.89 : 91,861,900.07 = 45,009,074.93 : x
  2. Step 2: Convert to fraction form
    61,232,307.89/91,861,900.07 = 45,009,074.93/x
  3. Step 3: Cross multiply
    61,232,307.89x = 91,861,900.07 × 45,009,074.93
  4. Step 4: Simplify right side
    61,232,307.89x = 4,134,619,142,778,447
  5. Step 5: Solve for x
    x = 4,134,619,142,778,447/61,232,307.89
  6. Step 6: Final answer
    x = 67,523,490.22

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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.