Home / 19,425,543.09-26,807,335.13-10,723,787.21

Finding the Fourth Proportional to 19,425,543.09, 26,807,335.13 and 10,723,787.21

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Solution

The fourth proportional to 19,425,543.09, 26,807,335.13 and 10,723,787.21 is: 14,798,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425,543.09 : 26,807,335.13 = 10,723,787.21 : x
  2. Step 2: Convert to fraction form
    19,425,543.09/26,807,335.13 = 10,723,787.21/x
  3. Step 3: Cross multiply
    19,425,543.09x = 26,807,335.13 × 10,723,787.21
  4. Step 4: Simplify right side
    19,425,543.09x = 287,476,157,589,541.19
  5. Step 5: Solve for x
    x = 287,476,157,589,541.19/19,425,543.09
  6. Step 6: Final answer
    x = 14,798,873.64

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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.