Home / 8,870,349.48-13,307,165.38-2,806,607.68

Finding the Fourth Proportional to 8,870,349.48, 13,307,165.38 and 2,806,607.68

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Solution

The fourth proportional to 8,870,349.48, 13,307,165.38 and 2,806,607.68 is: 4,210,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,349.48 : 13,307,165.38 = 2,806,607.68 : x
  2. Step 2: Convert to fraction form
    8,870,349.48/13,307,165.38 = 2,806,607.68/x
  3. Step 3: Cross multiply
    8,870,349.48x = 13,307,165.38 × 2,806,607.68
  4. Step 4: Simplify right side
    8,870,349.48x = 37,347,992,554,538.12
  5. Step 5: Solve for x
    x = 37,347,992,554,538.12/8,870,349.48
  6. Step 6: Final answer
    x = 4,210,430.79

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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.