Home / 8,513,370-11,748,698.28-4,646,140.38

Finding the Fourth Proportional to 8,513,370, 11,748,698.28 and 4,646,140.38

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Solution

The fourth proportional to 8,513,370, 11,748,698.28 and 4,646,140.38 is: 6,411,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513,370 : 11,748,698.28 = 4,646,140.38 : x
  2. Step 2: Convert to fraction form
    8,513,370/11,748,698.28 = 4,646,140.38/x
  3. Step 3: Cross multiply
    8,513,370x = 11,748,698.28 × 4,646,140.38
  4. Step 4: Simplify right side
    8,513,370x = 54,586,101,491,144.54
  5. Step 5: Solve for x
    x = 54,586,101,491,144.54/8,513,370
  6. Step 6: Final answer
    x = 6,411,808.89

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Double scale
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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.