Home / 42,774,763.80-64,162,145.70-41,263,109.40

Finding the Fourth Proportional to 42,774,763.80, 64,162,145.70 and 41,263,109.40

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Solution

The fourth proportional to 42,774,763.80, 64,162,145.70 and 41,263,109.40 is: 61,894,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,774,763.80 : 64,162,145.70 = 41,263,109.40 : x
  2. Step 2: Convert to fraction form
    42,774,763.80/64,162,145.70 = 41,263,109.40/x
  3. Step 3: Cross multiply
    42,774,763.80x = 64,162,145.70 × 41,263,109.40
  4. Step 4: Simplify right side
    42,774,763.80x = 2,647,529,637,357,839.50
  5. Step 5: Solve for x
    x = 2,647,529,637,357,839.50/42,774,763.80
  6. Step 6: Final answer
    x = 61,894,664.10

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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.