Home / 8,018,836.48-12,038,519.12-6,888,828.16

Finding the Fourth Proportional to 8,018,836.48, 12,038,519.12 and 6,888,828.16

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Solution

The fourth proportional to 8,018,836.48, 12,038,519.12 and 6,888,828.16 is: 10,342,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018,836.48 : 12,038,519.12 = 6,888,828.16 : x
  2. Step 2: Convert to fraction form
    8,018,836.48/12,038,519.12 = 6,888,828.16/x
  3. Step 3: Cross multiply
    8,018,836.48x = 12,038,519.12 × 6,888,828.16
  4. Step 4: Simplify right side
    8,018,836.48x = 82,931,289,518,554.42
  5. Step 5: Solve for x
    x = 82,931,289,518,554.42/8,018,836.48
  6. Step 6: Final answer
    x = 10,342,060.19

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1.5x scale

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.