Home / 30,925,160.95-42,675,552.86-17,175,010.81

Finding the Fourth Proportional to 30,925,160.95, 42,675,552.86 and 17,175,010.81

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Solution

The fourth proportional to 30,925,160.95, 42,675,552.86 and 17,175,010.81 is: 23,700,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925,160.95 : 42,675,552.86 = 17,175,010.81 : x
  2. Step 2: Convert to fraction form
    30,925,160.95/42,675,552.86 = 17,175,010.81/x
  3. Step 3: Cross multiply
    30,925,160.95x = 42,675,552.86 × 17,175,010.81
  4. Step 4: Simplify right side
    30,925,160.95x = 732,953,081,693,226.38
  5. Step 5: Solve for x
    x = 732,953,081,693,226.38/30,925,160.95
  6. Step 6: Final answer
    x = 23,700,865.55

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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.