Home / 10,690,535.35-16,035,802.72-4,931,565.09

Finding the Fourth Proportional to 10,690,535.35, 16,035,802.72 and 4,931,565.09

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Solution

The fourth proportional to 10,690,535.35, 16,035,802.72 and 4,931,565.09 is: 7,397,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690,535.35 : 16,035,802.72 = 4,931,565.09 : x
  2. Step 2: Convert to fraction form
    10,690,535.35/16,035,802.72 = 4,931,565.09/x
  3. Step 3: Cross multiply
    10,690,535.35x = 16,035,802.72 × 4,931,565.09
  4. Step 4: Simplify right side
    10,690,535.35x = 79,081,604,811,615.86
  5. Step 5: Solve for x
    x = 79,081,604,811,615.86/10,690,535.35
  6. Step 6: Final answer
    x = 7,397,347.49

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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.