Home / 14,502,703.20-21,769,801.20-9,117,434.40

Finding the Fourth Proportional to 14,502,703.20, 21,769,801.20 and 9,117,434.40

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Solution

The fourth proportional to 14,502,703.20, 21,769,801.20 and 9,117,434.40 is: 13,686,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,703.20 : 21,769,801.20 = 9,117,434.40 : x
  2. Step 2: Convert to fraction form
    14,502,703.20/21,769,801.20 = 9,117,434.40/x
  3. Step 3: Cross multiply
    14,502,703.20x = 21,769,801.20 × 9,117,434.40
  4. Step 4: Simplify right side
    14,502,703.20x = 198,484,734,342,041.28
  5. Step 5: Solve for x
    x = 198,484,734,342,041.28/14,502,703.20
  6. Step 6: Final answer
    x = 13,686,050.91

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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.