Home / 38,436,904.71-57,643,492.95-11,145,209.13

Finding the Fourth Proportional to 38,436,904.71, 57,643,492.95 and 11,145,209.13

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Solution

The fourth proportional to 38,436,904.71, 57,643,492.95 and 11,145,209.13 is: 16,714,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,436,904.71 : 57,643,492.95 = 11,145,209.13 : x
  2. Step 2: Convert to fraction form
    38,436,904.71/57,643,492.95 = 11,145,209.13/x
  3. Step 3: Cross multiply
    38,436,904.71x = 57,643,492.95 × 11,145,209.13
  4. Step 4: Simplify right side
    38,436,904.71x = 642,448,783,911,430.75
  5. Step 5: Solve for x
    x = 642,448,783,911,430.75/38,436,904.71
  6. Step 6: Final answer
    x = 16,714,373.56

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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.