Home / 10,762,902.40-16,136,318.40-6,502,172.80

Finding the Fourth Proportional to 10,762,902.40, 16,136,318.40 and 6,502,172.80

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Solution

The fourth proportional to 10,762,902.40, 16,136,318.40 and 6,502,172.80 is: 9,748,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,902.40 : 16,136,318.40 = 6,502,172.80 : x
  2. Step 2: Convert to fraction form
    10,762,902.40/16,136,318.40 = 6,502,172.80/x
  3. Step 3: Cross multiply
    10,762,902.40x = 16,136,318.40 × 6,502,172.80
  4. Step 4: Simplify right side
    10,762,902.40x = 104,921,130,592,619.52
  5. Step 5: Solve for x
    x = 104,921,130,592,619.52/10,762,902.40
  6. Step 6: Final answer
    x = 9,748,404.91

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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.