Home / 76,365,465.46-105,387,812.60-45,004,838.02

Finding the Fourth Proportional to 76,365,465.46, 105,387,812.60 and 45,004,838.02

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Solution

The fourth proportional to 76,365,465.46, 105,387,812.60 and 45,004,838.02 is: 62,108,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,365,465.46 : 105,387,812.60 = 45,004,838.02 : x
  2. Step 2: Convert to fraction form
    76,365,465.46/105,387,812.60 = 45,004,838.02/x
  3. Step 3: Cross multiply
    76,365,465.46x = 105,387,812.60 × 45,004,838.02
  4. Step 4: Simplify right side
    76,365,465.46x = 4,742,961,435,618,196
  5. Step 5: Solve for x
    x = 4,742,961,435,618,196/76,365,465.46
  6. Step 6: Final answer
    x = 62,108,721.62

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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.