Home / 18,927,518.06-26,119,987.17-10,225,685.63

Finding the Fourth Proportional to 18,927,518.06, 26,119,987.17 and 10,225,685.63

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Solution

The fourth proportional to 18,927,518.06, 26,119,987.17 and 10,225,685.63 is: 14,111,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927,518.06 : 26,119,987.17 = 10,225,685.63 : x
  2. Step 2: Convert to fraction form
    18,927,518.06/26,119,987.17 = 10,225,685.63/x
  3. Step 3: Cross multiply
    18,927,518.06x = 26,119,987.17 × 10,225,685.63
  4. Step 4: Simplify right side
    18,927,518.06x = 267,094,777,460,053.41
  5. Step 5: Solve for x
    x = 267,094,777,460,053.41/18,927,518.06
  6. Step 6: Final answer
    x = 14,111,452.79

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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.