Home / 66,744,005.20-100,116,007.80-26,349,240.40

Finding the Fourth Proportional to 66,744,005.20, 100,116,007.80 and 26,349,240.40

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Solution

The fourth proportional to 66,744,005.20, 100,116,007.80 and 26,349,240.40 is: 39,523,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,744,005.20 : 100,116,007.80 = 26,349,240.40 : x
  2. Step 2: Convert to fraction form
    66,744,005.20/100,116,007.80 = 26,349,240.40/x
  3. Step 3: Cross multiply
    66,744,005.20x = 100,116,007.80 × 26,349,240.40
  4. Step 4: Simplify right side
    66,744,005.20x = 2,637,980,757,410,475
  5. Step 5: Solve for x
    x = 2,637,980,757,410,475/66,744,005.20
  6. Step 6: Final answer
    x = 39,523,860.60

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1.5x scale

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.