Home / 12,596,211.40-18,896,160.30-6,613,030.60

Finding the Fourth Proportional to 12,596,211.40, 18,896,160.30 and 6,613,030.60

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Solution

The fourth proportional to 12,596,211.40, 18,896,160.30 and 6,613,030.60 is: 9,920,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,211.40 : 18,896,160.30 = 6,613,030.60 : x
  2. Step 2: Convert to fraction form
    12,596,211.40/18,896,160.30 = 6,613,030.60/x
  3. Step 3: Cross multiply
    12,596,211.40x = 18,896,160.30 × 6,613,030.60
  4. Step 4: Simplify right side
    12,596,211.40x = 124,960,886,286,405.17
  5. Step 5: Solve for x
    x = 124,960,886,286,405.17/12,596,211.40
  6. Step 6: Final answer
    x = 9,920,513.58

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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.