Home / 18,480,878.16-25,502,580.57-10,106,595.38

Finding the Fourth Proportional to 18,480,878.16, 25,502,580.57 and 10,106,595.38

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Solution

The fourth proportional to 18,480,878.16, 25,502,580.57 and 10,106,595.38 is: 13,946,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,480,878.16 : 25,502,580.57 = 10,106,595.38 : x
  2. Step 2: Convert to fraction form
    18,480,878.16/25,502,580.57 = 10,106,595.38/x
  3. Step 3: Cross multiply
    18,480,878.16x = 25,502,580.57 × 10,106,595.38
  4. Step 4: Simplify right side
    18,480,878.16x = 257,744,263,068,495.97
  5. Step 5: Solve for x
    x = 257,744,263,068,495.97/18,480,878.16
  6. Step 6: Final answer
    x = 13,946,537.65

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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.