Home / 76,734,009.60-115,101,014.40-59,601,926.40

Finding the Fourth Proportional to 76,734,009.60, 115,101,014.40 and 59,601,926.40

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Solution

The fourth proportional to 76,734,009.60, 115,101,014.40 and 59,601,926.40 is: 89,402,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,734,009.60 : 115,101,014.40 = 59,601,926.40 : x
  2. Step 2: Convert to fraction form
    76,734,009.60/115,101,014.40 = 59,601,926.40/x
  3. Step 3: Cross multiply
    76,734,009.60x = 115,101,014.40 × 59,601,926.40
  4. Step 4: Simplify right side
    76,734,009.60x = 6,860,242,188,834,140
  5. Step 5: Solve for x
    x = 6,860,242,188,834,140/76,734,009.60
  6. Step 6: Final answer
    x = 89,402,889.60

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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.