Home / 14,335,962.40-19,783,619.40-7,897,434.40

Finding the Fourth Proportional to 14,335,962.40, 19,783,619.40 and 7,897,434.40

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Solution

The fourth proportional to 14,335,962.40, 19,783,619.40 and 7,897,434.40 is: 10,898,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,962.40 : 19,783,619.40 = 7,897,434.40 : x
  2. Step 2: Convert to fraction form
    14,335,962.40/19,783,619.40 = 7,897,434.40/x
  3. Step 3: Cross multiply
    14,335,962.40x = 19,783,619.40 × 7,897,434.40
  4. Step 4: Simplify right side
    14,335,962.40x = 156,239,836,406,067.34
  5. Step 5: Solve for x
    x = 156,239,836,406,067.34/14,335,962.40
  6. Step 6: Final answer
    x = 10,898,454.67

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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.