Home / 8,249,971.13-11,385,081.47-4,579,123.22

Finding the Fourth Proportional to 8,249,971.13, 11,385,081.47 and 4,579,123.22

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Solution

The fourth proportional to 8,249,971.13, 11,385,081.47 and 4,579,123.22 is: 6,319,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,971.13 : 11,385,081.47 = 4,579,123.22 : x
  2. Step 2: Convert to fraction form
    8,249,971.13/11,385,081.47 = 4,579,123.22/x
  3. Step 3: Cross multiply
    8,249,971.13x = 11,385,081.47 × 4,579,123.22
  4. Step 4: Simplify right side
    8,249,971.13x = 52,133,690,897,973.12
  5. Step 5: Solve for x
    x = 52,133,690,897,973.12/8,249,971.13
  6. Step 6: Final answer
    x = 6,319,257.37

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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.