Home / 37,931,637.18-52,345,658.67-20,527,982.40

Finding the Fourth Proportional to 37,931,637.18, 52,345,658.67 and 20,527,982.40

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Solution

The fourth proportional to 37,931,637.18, 52,345,658.67 and 20,527,982.40 is: 28,328,615.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931,637.18 : 52,345,658.67 = 20,527,982.40 : x
  2. Step 2: Convert to fraction form
    37,931,637.18/52,345,658.67 = 20,527,982.40/x
  3. Step 3: Cross multiply
    37,931,637.18x = 52,345,658.67 × 20,527,982.40
  4. Step 4: Simplify right side
    37,931,637.18x = 1,074,550,759,894,167.38
  5. Step 5: Solve for x
    x = 1,074,550,759,894,167.38/37,931,637.18
  6. Step 6: Final answer
    x = 28,328,615.37

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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.