Home / 18,977,303.49-28,465,700.09-4,600,495.23

Finding the Fourth Proportional to 18,977,303.49, 28,465,700.09 and 4,600,495.23

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Solution

The fourth proportional to 18,977,303.49, 28,465,700.09 and 4,600,495.23 is: 6,900,680.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977,303.49 : 28,465,700.09 = 4,600,495.23 : x
  2. Step 2: Convert to fraction form
    18,977,303.49/28,465,700.09 = 4,600,495.23/x
  3. Step 3: Cross multiply
    18,977,303.49x = 28,465,700.09 × 4,600,495.23
  4. Step 4: Simplify right side
    18,977,303.49x = 130,956,317,459,653.11
  5. Step 5: Solve for x
    x = 130,956,317,459,653.11/18,977,303.49
  6. Step 6: Final answer
    x = 6,900,680.99

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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.