Home / 4,724,139.69-6,515,953.61-3,153,479.49

Finding the Fourth Proportional to 4,724,139.69, 6,515,953.61 and 3,153,479.49

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Solution

The fourth proportional to 4,724,139.69, 6,515,953.61 and 3,153,479.49 is: 4,349,559.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,139.69 : 6,515,953.61 = 3,153,479.49 : x
  2. Step 2: Convert to fraction form
    4,724,139.69/6,515,953.61 = 3,153,479.49/x
  3. Step 3: Cross multiply
    4,724,139.69x = 6,515,953.61 × 3,153,479.49
  4. Step 4: Simplify right side
    4,724,139.69x = 20,547,926,051,159.06
  5. Step 5: Solve for x
    x = 20,547,926,051,159.06/4,724,139.69
  6. Step 6: Final answer
    x = 4,349,559.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.