Home / 64,277,390.40-96,416,870.40-18,840,104.16

Finding the Fourth Proportional to 64,277,390.40, 96,416,870.40 and 18,840,104.16

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Solution

The fourth proportional to 64,277,390.40, 96,416,870.40 and 18,840,104.16 is: 28,260,386.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,277,390.40 : 96,416,870.40 = 18,840,104.16 : x
  2. Step 2: Convert to fraction form
    64,277,390.40/96,416,870.40 = 18,840,104.16/x
  3. Step 3: Cross multiply
    64,277,390.40x = 96,416,870.40 × 18,840,104.16
  4. Step 4: Simplify right side
    64,277,390.40x = 1,816,503,881,117,221
  5. Step 5: Solve for x
    x = 1,816,503,881,117,221/64,277,390.40
  6. Step 6: Final answer
    x = 28,260,386.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.