Home / 31,100,588.48-42,927,347.86-18,052,051.18

Finding the Fourth Proportional to 31,100,588.48, 42,927,347.86 and 18,052,051.18

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Solution

The fourth proportional to 31,100,588.48, 42,927,347.86 and 18,052,051.18 is: 24,916,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,100,588.48 : 42,927,347.86 = 18,052,051.18 : x
  2. Step 2: Convert to fraction form
    31,100,588.48/42,927,347.86 = 18,052,051.18/x
  3. Step 3: Cross multiply
    31,100,588.48x = 42,927,347.86 × 18,052,051.18
  4. Step 4: Simplify right side
    31,100,588.48x = 774,926,680,518,423.75
  5. Step 5: Solve for x
    x = 774,926,680,518,423.75/31,100,588.48
  6. Step 6: Final answer
    x = 24,916,785.13

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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.