Home / 11,139,952.28-16,706,526.72-7,703,779.79

Finding the Fourth Proportional to 11,139,952.28, 16,706,526.72 and 7,703,779.79

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Solution

The fourth proportional to 11,139,952.28, 16,706,526.72 and 7,703,779.79 is: 11,553,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,139,952.28 : 16,706,526.72 = 7,703,779.79 : x
  2. Step 2: Convert to fraction form
    11,139,952.28/16,706,526.72 = 7,703,779.79/x
  3. Step 3: Cross multiply
    11,139,952.28x = 16,706,526.72 × 7,703,779.79
  4. Step 4: Simplify right side
    11,139,952.28x = 128,703,402,919,508.14
  5. Step 5: Solve for x
    x = 128,703,402,919,508.14/11,139,952.28
  6. Step 6: Final answer
    x = 11,553,317.26

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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.