Home / 50,749,908.84-70,031,685.24-28,727,878.32

Finding the Fourth Proportional to 50,749,908.84, 70,031,685.24 and 28,727,878.32

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Solution

The fourth proportional to 50,749,908.84, 70,031,685.24 and 28,727,878.32 is: 39,642,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749,908.84 : 70,031,685.24 = 28,727,878.32 : x
  2. Step 2: Convert to fraction form
    50,749,908.84/70,031,685.24 = 28,727,878.32/x
  3. Step 3: Cross multiply
    50,749,908.84x = 70,031,685.24 × 28,727,878.32
  4. Step 4: Simplify right side
    50,749,908.84x = 2,011,861,732,119,259.75
  5. Step 5: Solve for x
    x = 2,011,861,732,119,259.75/50,749,908.84
  6. Step 6: Final answer
    x = 39,642,666.92

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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.