Home / 38,324,095.79-52,886,569.21-21,803,864.72

Finding the Fourth Proportional to 38,324,095.79, 52,886,569.21 and 21,803,864.72

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Solution

The fourth proportional to 38,324,095.79, 52,886,569.21 and 21,803,864.72 is: 30,088,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324,095.79 : 52,886,569.21 = 21,803,864.72 : x
  2. Step 2: Convert to fraction form
    38,324,095.79/52,886,569.21 = 21,803,864.72/x
  3. Step 3: Cross multiply
    38,324,095.79x = 52,886,569.21 × 21,803,864.72
  4. Step 4: Simplify right side
    38,324,095.79x = 1,153,131,600,240,814.75
  5. Step 5: Solve for x
    x = 1,153,131,600,240,814.75/38,324,095.79
  6. Step 6: Final answer
    x = 30,088,944.74

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1.5x scale

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.