Home / 47,139,490.64-70,712,224.62-14,792,669.84

Finding the Fourth Proportional to 47,139,490.64, 70,712,224.62 and 14,792,669.84

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Solution

The fourth proportional to 47,139,490.64, 70,712,224.62 and 14,792,669.84 is: 22,189,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,139,490.64 : 70,712,224.62 = 14,792,669.84 : x
  2. Step 2: Convert to fraction form
    47,139,490.64/70,712,224.62 = 14,792,669.84/x
  3. Step 3: Cross multiply
    47,139,490.64x = 70,712,224.62 × 14,792,669.84
  4. Step 4: Simplify right side
    47,139,490.64x = 1,046,022,592,455,579.50
  5. Step 5: Solve for x
    x = 1,046,022,592,455,579.50/47,139,490.64
  6. Step 6: Final answer
    x = 22,189,942.62

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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.