Home / 31,287,930.40-46,875,908.40-26,473,031.20

Finding the Fourth Proportional to 31,287,930.40, 46,875,908.40 and 26,473,031.20

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Solution

The fourth proportional to 31,287,930.40, 46,875,908.40 and 26,473,031.20 is: 39,662,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287,930.40 : 46,875,908.40 = 26,473,031.20 : x
  2. Step 2: Convert to fraction form
    31,287,930.40/46,875,908.40 = 26,473,031.20/x
  3. Step 3: Cross multiply
    31,287,930.40x = 46,875,908.40 × 26,473,031.20
  4. Step 4: Simplify right side
    31,287,930.40x = 1,240,947,385,601,542
  5. Step 5: Solve for x
    x = 1,240,947,385,601,542/31,287,930.40
  6. Step 6: Final answer
    x = 39,662,175.47

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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.