Home / 73,746,428.40-110,619,642.60-19,154,534.40

Finding the Fourth Proportional to 73,746,428.40, 110,619,642.60 and 19,154,534.40

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Solution

The fourth proportional to 73,746,428.40, 110,619,642.60 and 19,154,534.40 is: 28,731,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,746,428.40 : 110,619,642.60 = 19,154,534.40 : x
  2. Step 2: Convert to fraction form
    73,746,428.40/110,619,642.60 = 19,154,534.40/x
  3. Step 3: Cross multiply
    73,746,428.40x = 110,619,642.60 × 19,154,534.40
  4. Step 4: Simplify right side
    73,746,428.40x = 2,118,867,749,497,405.25
  5. Step 5: Solve for x
    x = 2,118,867,749,497,405.25/73,746,428.40
  6. Step 6: Final answer
    x = 28,731,801.60

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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.