Home / 52,872,007.02-72,963,957.60-29,352,134.22

Finding the Fourth Proportional to 52,872,007.02, 72,963,957.60 and 29,352,134.22

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Solution

The fourth proportional to 52,872,007.02, 72,963,957.60 and 29,352,134.22 is: 40,506,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872,007.02 : 72,963,957.60 = 29,352,134.22 : x
  2. Step 2: Convert to fraction form
    52,872,007.02/72,963,957.60 = 29,352,134.22/x
  3. Step 3: Cross multiply
    52,872,007.02x = 72,963,957.60 × 29,352,134.22
  4. Step 4: Simplify right side
    52,872,007.02x = 2,141,647,876,697,588.75
  5. Step 5: Solve for x
    x = 2,141,647,876,697,588.75/52,872,007.02
  6. Step 6: Final answer
    x = 40,506,271.61

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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.