Home / 9,908,999.85-14,863,499.78-6,518,712.45

Finding the Fourth Proportional to 9,908,999.85, 14,863,499.78 and 6,518,712.45

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Solution

The fourth proportional to 9,908,999.85, 14,863,499.78 and 6,518,712.45 is: 9,778,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,999.85 : 14,863,499.78 = 6,518,712.45 : x
  2. Step 2: Convert to fraction form
    9,908,999.85/14,863,499.78 = 6,518,712.45/x
  3. Step 3: Cross multiply
    9,908,999.85x = 14,863,499.78 × 6,518,712.45
  4. Step 4: Simplify right side
    9,908,999.85x = 96,890,881,033,864.70
  5. Step 5: Solve for x
    x = 96,890,881,033,864.70/9,908,999.85
  6. Step 6: Final answer
    x = 9,778,068.68

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Similar ratio
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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.