Home / 13,604,460.45-18,774,155.39-7,492,888.95

Finding the Fourth Proportional to 13,604,460.45, 18,774,155.39 and 7,492,888.95

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Solution

The fourth proportional to 13,604,460.45, 18,774,155.39 and 7,492,888.95 is: 10,340,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,460.45 : 18,774,155.39 = 7,492,888.95 : x
  2. Step 2: Convert to fraction form
    13,604,460.45/18,774,155.39 = 7,492,888.95/x
  3. Step 3: Cross multiply
    13,604,460.45x = 18,774,155.39 × 7,492,888.95
  4. Step 4: Simplify right side
    13,604,460.45x = 140,672,661,429,849.52
  5. Step 5: Solve for x
    x = 140,672,661,429,849.52/13,604,460.45
  6. Step 6: Final answer
    x = 10,340,186.73

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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.