Home / 21,355,056.59-32,038,045.10-6,208,988.09

Finding the Fourth Proportional to 21,355,056.59, 32,038,045.10 and 6,208,988.09

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Solution

The fourth proportional to 21,355,056.59, 32,038,045.10 and 6,208,988.09 is: 9,315,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,056.59 : 32,038,045.10 = 6,208,988.09 : x
  2. Step 2: Convert to fraction form
    21,355,056.59/32,038,045.10 = 6,208,988.09/x
  3. Step 3: Cross multiply
    21,355,056.59x = 32,038,045.10 × 6,208,988.09
  4. Step 4: Simplify right side
    21,355,056.59x = 198,923,840,421,737.91
  5. Step 5: Solve for x
    x = 198,923,840,421,737.91/21,355,056.59
  6. Step 6: Final answer
    x = 9,315,069.69

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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.