Home / 39,528,040.70-59,292,061.05-28,048,915.10

Finding the Fourth Proportional to 39,528,040.70, 59,292,061.05 and 28,048,915.10

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Solution

The fourth proportional to 39,528,040.70, 59,292,061.05 and 28,048,915.10 is: 42,073,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528,040.70 : 59,292,061.05 = 28,048,915.10 : x
  2. Step 2: Convert to fraction form
    39,528,040.70/59,292,061.05 = 28,048,915.10/x
  3. Step 3: Cross multiply
    39,528,040.70x = 59,292,061.05 × 28,048,915.10
  4. Step 4: Simplify right side
    39,528,040.70x = 1,663,077,986,495,466.75
  5. Step 5: Solve for x
    x = 1,663,077,986,495,466.75/39,528,040.70
  6. Step 6: Final answer
    x = 42,073,372.65

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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.