Home / 64,658,413.94-97,005,816.75-28,269,999.86

Finding the Fourth Proportional to 64,658,413.94, 97,005,816.75 and 28,269,999.86

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Solution

The fourth proportional to 64,658,413.94, 97,005,816.75 and 28,269,999.86 is: 42,412,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,658,413.94 : 97,005,816.75 = 28,269,999.86 : x
  2. Step 2: Convert to fraction form
    64,658,413.94/97,005,816.75 = 28,269,999.86/x
  3. Step 3: Cross multiply
    64,658,413.94x = 97,005,816.75 × 28,269,999.86
  4. Step 4: Simplify right side
    64,658,413.94x = 2,742,354,425,941,685.50
  5. Step 5: Solve for x
    x = 2,742,354,425,941,685.50/64,658,413.94
  6. Step 6: Final answer
    x = 42,412,955.39

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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.