Home / 21,001,544.40-31,502,316.60-6,626,065.35

Finding the Fourth Proportional to 21,001,544.40, 31,502,316.60 and 6,626,065.35

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Solution

The fourth proportional to 21,001,544.40, 31,502,316.60 and 6,626,065.35 is: 9,939,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001,544.40 : 31,502,316.60 = 6,626,065.35 : x
  2. Step 2: Convert to fraction form
    21,001,544.40/31,502,316.60 = 6,626,065.35/x
  3. Step 3: Cross multiply
    21,001,544.40x = 31,502,316.60 × 6,626,065.35
  4. Step 4: Simplify right side
    21,001,544.40x = 208,736,408,467,989.81
  5. Step 5: Solve for x
    x = 208,736,408,467,989.81/21,001,544.40
  6. Step 6: Final answer
    x = 9,939,098.03

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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.