Home / 4,428,495.10-6,642,742.65-4,386,504.70

Finding the Fourth Proportional to 4,428,495.10, 6,642,742.65 and 4,386,504.70

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Solution

The fourth proportional to 4,428,495.10, 6,642,742.65 and 4,386,504.70 is: 6,579,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,495.10 : 6,642,742.65 = 4,386,504.70 : x
  2. Step 2: Convert to fraction form
    4,428,495.10/6,642,742.65 = 4,386,504.70/x
  3. Step 3: Cross multiply
    4,428,495.10x = 6,642,742.65 × 4,386,504.70
  4. Step 4: Simplify right side
    4,428,495.10x = 29,138,421,855,115.46
  5. Step 5: Solve for x
    x = 29,138,421,855,115.46/4,428,495.10
  6. Step 6: Final answer
    x = 6,579,757.05

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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.