Home / 21,723,726.16-29,975,409.52-12,554,598.16

Finding the Fourth Proportional to 21,723,726.16, 29,975,409.52 and 12,554,598.16

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Solution

The fourth proportional to 21,723,726.16, 29,975,409.52 and 12,554,598.16 is: 17,323,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723,726.16 : 29,975,409.52 = 12,554,598.16 : x
  2. Step 2: Convert to fraction form
    21,723,726.16/29,975,409.52 = 12,554,598.16/x
  3. Step 3: Cross multiply
    21,723,726.16x = 29,975,409.52 × 12,554,598.16
  4. Step 4: Simplify right side
    21,723,726.16x = 376,329,221,205,038.50
  5. Step 5: Solve for x
    x = 376,329,221,205,038.50/21,723,726.16
  6. Step 6: Final answer
    x = 17,323,419.49

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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.