Home / 18,859,319.28-26,032,232.52-12,252,946.32

Finding the Fourth Proportional to 18,859,319.28, 26,032,232.52 and 12,252,946.32

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Solution

The fourth proportional to 18,859,319.28, 26,032,232.52 and 12,252,946.32 is: 16,913,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859,319.28 : 26,032,232.52 = 12,252,946.32 : x
  2. Step 2: Convert to fraction form
    18,859,319.28/26,032,232.52 = 12,252,946.32/x
  3. Step 3: Cross multiply
    18,859,319.28x = 26,032,232.52 × 12,252,946.32
  4. Step 4: Simplify right side
    18,859,319.28x = 318,971,547,657,318.31
  5. Step 5: Solve for x
    x = 318,971,547,657,318.31/18,859,319.28
  6. Step 6: Final answer
    x = 16,913,205.77

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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.