Home / 21,985,864.40-32,985,708.60-10,626,683.60

Finding the Fourth Proportional to 21,985,864.40, 32,985,708.60 and 10,626,683.60

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Solution

The fourth proportional to 21,985,864.40, 32,985,708.60 and 10,626,683.60 is: 15,943,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,864.40 : 32,985,708.60 = 10,626,683.60 : x
  2. Step 2: Convert to fraction form
    21,985,864.40/32,985,708.60 = 10,626,683.60/x
  3. Step 3: Cross multiply
    21,985,864.40x = 32,985,708.60 × 10,626,683.60
  4. Step 4: Simplify right side
    21,985,864.40x = 350,528,688,613,998.94
  5. Step 5: Solve for x
    x = 350,528,688,613,998.94/21,985,864.40
  6. Step 6: Final answer
    x = 15,943,366.26

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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.