Home / 67,136,378.10-92,648,065.86-37,767,731.28

Finding the Fourth Proportional to 67,136,378.10, 92,648,065.86 and 37,767,731.28

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Solution

The fourth proportional to 67,136,378.10, 92,648,065.86 and 37,767,731.28 is: 52,119,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,136,378.10 : 92,648,065.86 = 37,767,731.28 : x
  2. Step 2: Convert to fraction form
    67,136,378.10/92,648,065.86 = 37,767,731.28/x
  3. Step 3: Cross multiply
    67,136,378.10x = 92,648,065.86 × 37,767,731.28
  4. Step 4: Simplify right side
    67,136,378.10x = 3,499,107,255,012,222
  5. Step 5: Solve for x
    x = 3,499,107,255,012,222/67,136,378.10
  6. Step 6: Final answer
    x = 52,119,392.71

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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.