Home / 52,225,387.04-72,077,661.60-31,599,002.72

Finding the Fourth Proportional to 52,225,387.04, 72,077,661.60 and 31,599,002.72

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Solution

The fourth proportional to 52,225,387.04, 72,077,661.60 and 31,599,002.72 is: 43,610,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,225,387.04 : 72,077,661.60 = 31,599,002.72 : x
  2. Step 2: Convert to fraction form
    52,225,387.04/72,077,661.60 = 31,599,002.72/x
  3. Step 3: Cross multiply
    52,225,387.04x = 72,077,661.60 × 31,599,002.72
  4. Step 4: Simplify right side
    52,225,387.04x = 2,277,582,224,949,639.50
  5. Step 5: Solve for x
    x = 2,277,582,224,949,639.50/52,225,387.04
  6. Step 6: Final answer
    x = 43,610,633.72

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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.