Home / 30,637,134.40-42,280,188.96-17,586,777.28

Finding the Fourth Proportional to 30,637,134.40, 42,280,188.96 and 17,586,777.28

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Solution

The fourth proportional to 30,637,134.40, 42,280,188.96 and 17,586,777.28 is: 24,270,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,637,134.40 : 42,280,188.96 = 17,586,777.28 : x
  2. Step 2: Convert to fraction form
    30,637,134.40/42,280,188.96 = 17,586,777.28/x
  3. Step 3: Cross multiply
    30,637,134.40x = 42,280,188.96 × 17,586,777.28
  4. Step 4: Simplify right side
    30,637,134.40x = 743,572,266,595,834.88
  5. Step 5: Solve for x
    x = 743,572,266,595,834.88/30,637,134.40
  6. Step 6: Final answer
    x = 24,270,294.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.