Home / 18,442,210.40-27,663,315.60-9,939,154.40

Finding the Fourth Proportional to 18,442,210.40, 27,663,315.60 and 9,939,154.40

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Solution

The fourth proportional to 18,442,210.40, 27,663,315.60 and 9,939,154.40 is: 14,908,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,210.40 : 27,663,315.60 = 9,939,154.40 : x
  2. Step 2: Convert to fraction form
    18,442,210.40/27,663,315.60 = 9,939,154.40/x
  3. Step 3: Cross multiply
    18,442,210.40x = 27,663,315.60 × 9,939,154.40
  4. Step 4: Simplify right side
    18,442,210.40x = 274,949,964,964,328.66
  5. Step 5: Solve for x
    x = 274,949,964,964,328.66/18,442,210.40
  6. Step 6: Final answer
    x = 14,908,731.60

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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.