Home / 48,358,192.80-72,537,289.20-12,456,400.80

Finding the Fourth Proportional to 48,358,192.80, 72,537,289.20 and 12,456,400.80

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Solution

The fourth proportional to 48,358,192.80, 72,537,289.20 and 12,456,400.80 is: 18,684,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,358,192.80 : 72,537,289.20 = 12,456,400.80 : x
  2. Step 2: Convert to fraction form
    48,358,192.80/72,537,289.20 = 12,456,400.80/x
  3. Step 3: Cross multiply
    48,358,192.80x = 72,537,289.20 × 12,456,400.80
  4. Step 4: Simplify right side
    48,358,192.80x = 903,553,547,220,711.50
  5. Step 5: Solve for x
    x = 903,553,547,220,711.50/48,358,192.80
  6. Step 6: Final answer
    x = 18,684,601.20

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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.