Home / 22,239,499-30,690,301.26-12,581,707

Finding the Fourth Proportional to 22,239,499, 30,690,301.26 and 12,581,707

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Solution

The fourth proportional to 22,239,499, 30,690,301.26 and 12,581,707 is: 17,362,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239,499 : 30,690,301.26 = 12,581,707 : x
  2. Step 2: Convert to fraction form
    22,239,499/30,690,301.26 = 12,581,707/x
  3. Step 3: Cross multiply
    22,239,499x = 30,690,301.26 × 12,581,707
  4. Step 4: Simplify right side
    22,239,499x = 386,136,378,195,050.81
  5. Step 5: Solve for x
    x = 386,136,378,195,050.81/22,239,499
  6. Step 6: Final answer
    x = 17,362,638.35

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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.