Home / 18,973,351.78-28,459,925.46-4,596,412.30

Finding the Fourth Proportional to 18,973,351.78, 28,459,925.46 and 4,596,412.30

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Solution

The fourth proportional to 18,973,351.78, 28,459,925.46 and 4,596,412.30 is: 6,894,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973,351.78 : 28,459,925.46 = 4,596,412.30 : x
  2. Step 2: Convert to fraction form
    18,973,351.78/28,459,925.46 = 4,596,412.30/x
  3. Step 3: Cross multiply
    18,973,351.78x = 28,459,925.46 × 4,596,412.30
  4. Step 4: Simplify right side
    18,973,351.78x = 130,813,551,441,427.16
  5. Step 5: Solve for x
    x = 130,813,551,441,427.16/18,973,351.78
  6. Step 6: Final answer
    x = 6,894,593.69

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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.