Home / 31,386,729.43-47,080,244.81-9,527,297.50

Finding the Fourth Proportional to 31,386,729.43, 47,080,244.81 and 9,527,297.50

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Solution

The fourth proportional to 31,386,729.43, 47,080,244.81 and 9,527,297.50 is: 14,290,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386,729.43 : 47,080,244.81 = 9,527,297.50 : x
  2. Step 2: Convert to fraction form
    31,386,729.43/47,080,244.81 = 9,527,297.50/x
  3. Step 3: Cross multiply
    31,386,729.43x = 47,080,244.81 × 9,527,297.50
  4. Step 4: Simplify right side
    31,386,729.43x = 448,547,498,677,701
  5. Step 5: Solve for x
    x = 448,547,498,677,701/31,386,729.43
  6. Step 6: Final answer
    x = 14,290,991.98

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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.