Home / 30,329,812.65-45,494,718.98-13,323,700.65

Finding the Fourth Proportional to 30,329,812.65, 45,494,718.98 and 13,323,700.65

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Solution

The fourth proportional to 30,329,812.65, 45,494,718.98 and 13,323,700.65 is: 19,985,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,812.65 : 45,494,718.98 = 13,323,700.65 : x
  2. Step 2: Convert to fraction form
    30,329,812.65/45,494,718.98 = 13,323,700.65/x
  3. Step 3: Cross multiply
    30,329,812.65x = 45,494,718.98 × 13,323,700.65
  4. Step 4: Simplify right side
    30,329,812.65x = 606,158,016,778,774.88
  5. Step 5: Solve for x
    x = 606,158,016,778,774.88/30,329,812.65
  6. Step 6: Final answer
    x = 19,985,550.98

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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.