Home / 48,128,673.94-72,192,898.63-31,614,522.10

Finding the Fourth Proportional to 48,128,673.94, 72,192,898.63 and 31,614,522.10

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Solution

The fourth proportional to 48,128,673.94, 72,192,898.63 and 31,614,522.10 is: 47,421,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128,673.94 : 72,192,898.63 = 31,614,522.10 : x
  2. Step 2: Convert to fraction form
    48,128,673.94/72,192,898.63 = 31,614,522.10/x
  3. Step 3: Cross multiply
    48,128,673.94x = 72,192,898.63 × 31,614,522.10
  4. Step 4: Simplify right side
    48,128,673.94x = 2,282,343,989,206,256
  5. Step 5: Solve for x
    x = 2,282,343,989,206,256/48,128,673.94
  6. Step 6: Final answer
    x = 47,421,709.40

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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.