Home / 42,477,009.80-63,621,036.30-34,918,737.80

Finding the Fourth Proportional to 42,477,009.80, 63,621,036.30 and 34,918,737.80

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Solution

The fourth proportional to 42,477,009.80, 63,621,036.30 and 34,918,737.80 is: 52,300,439.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,477,009.80 : 63,621,036.30 = 34,918,737.80 : x
  2. Step 2: Convert to fraction form
    42,477,009.80/63,621,036.30 = 34,918,737.80/x
  3. Step 3: Cross multiply
    42,477,009.80x = 63,621,036.30 × 34,918,737.80
  4. Step 4: Simplify right side
    42,477,009.80x = 2,221,566,285,123,981.75
  5. Step 5: Solve for x
    x = 2,221,566,285,123,981.75/42,477,009.80
  6. Step 6: Final answer
    x = 52,300,439.59

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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.