Home / 10,931,478.80-16,359,893.40-10,035,683.60

Finding the Fourth Proportional to 10,931,478.80, 16,359,893.40 and 10,035,683.60

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Solution

The fourth proportional to 10,931,478.80, 16,359,893.40 and 10,035,683.60 is: 15,019,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,478.80 : 16,359,893.40 = 10,035,683.60 : x
  2. Step 2: Convert to fraction form
    10,931,478.80/16,359,893.40 = 10,035,683.60/x
  3. Step 3: Cross multiply
    10,931,478.80x = 16,359,893.40 × 10,035,683.60
  4. Step 4: Simplify right side
    10,931,478.80x = 164,182,713,892,128.25
  5. Step 5: Solve for x
    x = 164,182,713,892,128.25/10,931,478.80
  6. Step 6: Final answer
    x = 15,019,259.23

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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.