Home / 14,001,928.60-21,000,300.90-3,902,459.80

Finding the Fourth Proportional to 14,001,928.60, 21,000,300.90 and 3,902,459.80

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Solution

The fourth proportional to 14,001,928.60, 21,000,300.90 and 3,902,459.80 is: 5,852,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,928.60 : 21,000,300.90 = 3,902,459.80 : x
  2. Step 2: Convert to fraction form
    14,001,928.60/21,000,300.90 = 3,902,459.80/x
  3. Step 3: Cross multiply
    14,001,928.60x = 21,000,300.90 × 3,902,459.80
  4. Step 4: Simplify right side
    14,001,928.60x = 81,952,830,050,153.81
  5. Step 5: Solve for x
    x = 81,952,830,050,153.81/14,001,928.60
  6. Step 6: Final answer
    x = 5,852,967.29

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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.