Home / 8,112,024.10-12,168,036.15-4,920,753.70

Finding the Fourth Proportional to 8,112,024.10, 12,168,036.15 and 4,920,753.70

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Solution

The fourth proportional to 8,112,024.10, 12,168,036.15 and 4,920,753.70 is: 7,381,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,024.10 : 12,168,036.15 = 4,920,753.70 : x
  2. Step 2: Convert to fraction form
    8,112,024.10/12,168,036.15 = 4,920,753.70/x
  3. Step 3: Cross multiply
    8,112,024.10x = 12,168,036.15 × 4,920,753.70
  4. Step 4: Simplify right side
    8,112,024.10x = 59,875,908,906,846.26
  5. Step 5: Solve for x
    x = 59,875,908,906,846.26/8,112,024.10
  6. Step 6: Final answer
    x = 7,381,130.55

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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.