Home / 11,705,000.38-16,152,641.33-6,406,668.47

Finding the Fourth Proportional to 11,705,000.38, 16,152,641.33 and 6,406,668.47

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Solution

The fourth proportional to 11,705,000.38, 16,152,641.33 and 6,406,668.47 is: 8,841,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705,000.38 : 16,152,641.33 = 6,406,668.47 : x
  2. Step 2: Convert to fraction form
    11,705,000.38/16,152,641.33 = 6,406,668.47/x
  3. Step 3: Cross multiply
    11,705,000.38x = 16,152,641.33 × 6,406,668.47
  4. Step 4: Simplify right side
    11,705,000.38x = 103,484,617,924,478.12
  5. Step 5: Solve for x
    x = 103,484,617,924,478.12/11,705,000.38
  6. Step 6: Final answer
    x = 8,841,060.62

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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.