Home / 8,853,374.21-12,217,681.71-5,132,928.24

Finding the Fourth Proportional to 8,853,374.21, 12,217,681.71 and 5,132,928.24

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Solution

The fourth proportional to 8,853,374.21, 12,217,681.71 and 5,132,928.24 is: 7,083,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,374.21 : 12,217,681.71 = 5,132,928.24 : x
  2. Step 2: Convert to fraction form
    8,853,374.21/12,217,681.71 = 5,132,928.24/x
  3. Step 3: Cross multiply
    8,853,374.21x = 12,217,681.71 × 5,132,928.24
  4. Step 4: Simplify right side
    8,853,374.21x = 62,712,483,476,590.50
  5. Step 5: Solve for x
    x = 62,712,483,476,590.50/8,853,374.21
  6. Step 6: Final answer
    x = 7,083,455.64

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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.