Home / 19,423,208.13-26,804,023.18-10,721,378.43

Finding the Fourth Proportional to 19,423,208.13, 26,804,023.18 and 10,721,378.43

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Solution

The fourth proportional to 19,423,208.13, 26,804,023.18 and 10,721,378.43 is: 14,795,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,208.13 : 26,804,023.18 = 10,721,378.43 : x
  2. Step 2: Convert to fraction form
    19,423,208.13/26,804,023.18 = 10,721,378.43/x
  3. Step 3: Cross multiply
    19,423,208.13x = 26,804,023.18 × 10,721,378.43
  4. Step 4: Simplify right side
    19,423,208.13x = 287,376,076,032,983.62
  5. Step 5: Solve for x
    x = 287,376,076,032,983.62/19,423,208.13
  6. Step 6: Final answer
    x = 14,795,500.01

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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.