Home / 52,063,391.80-78,130,369.50-21,363,521.32

Finding the Fourth Proportional to 52,063,391.80, 78,130,369.50 and 21,363,521.32

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Solution

The fourth proportional to 52,063,391.80, 78,130,369.50 and 21,363,521.32 is: 32,059,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,063,391.80 : 78,130,369.50 = 21,363,521.32 : x
  2. Step 2: Convert to fraction form
    52,063,391.80/78,130,369.50 = 21,363,521.32/x
  3. Step 3: Cross multiply
    52,063,391.80x = 78,130,369.50 × 21,363,521.32
  4. Step 4: Simplify right side
    52,063,391.80x = 1,669,139,814,552,727.75
  5. Step 5: Solve for x
    x = 1,669,139,814,552,727.75/52,063,391.80
  6. Step 6: Final answer
    x = 32,059,759.40

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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.