Home / 12,275,838.95-16,941,666.39-6,770,290.70

Finding the Fourth Proportional to 12,275,838.95, 16,941,666.39 and 6,770,290.70

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Solution

The fourth proportional to 12,275,838.95, 16,941,666.39 and 6,770,290.70 is: 9,343,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275,838.95 : 16,941,666.39 = 6,770,290.70 : x
  2. Step 2: Convert to fraction form
    12,275,838.95/16,941,666.39 = 6,770,290.70/x
  3. Step 3: Cross multiply
    12,275,838.95x = 16,941,666.39 × 6,770,290.70
  4. Step 4: Simplify right side
    12,275,838.95x = 114,700,006,402,719.58
  5. Step 5: Solve for x
    x = 114,700,006,402,719.58/12,275,838.95
  6. Step 6: Final answer
    x = 9,343,557.44

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1.5x scale

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.