Home / 5,329,545.30-7,991,985.15-2,133,609.30

Finding the Fourth Proportional to 5,329,545.30, 7,991,985.15 and 2,133,609.30

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Solution

The fourth proportional to 5,329,545.30, 7,991,985.15 and 2,133,609.30 is: 3,199,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,545.30 : 7,991,985.15 = 2,133,609.30 : x
  2. Step 2: Convert to fraction form
    5,329,545.30/7,991,985.15 = 2,133,609.30/x
  3. Step 3: Cross multiply
    5,329,545.30x = 7,991,985.15 × 2,133,609.30
  4. Step 4: Simplify right side
    5,329,545.30x = 17,051,773,841,501.89
  5. Step 5: Solve for x
    x = 17,051,773,841,501.89/5,329,545.30
  6. Step 6: Final answer
    x = 3,199,480.05

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Double scale
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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.