Home / 7,452,001.30-11,178,001.95-5,184,519.70

Finding the Fourth Proportional to 7,452,001.30, 11,178,001.95 and 5,184,519.70

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Solution

The fourth proportional to 7,452,001.30, 11,178,001.95 and 5,184,519.70 is: 7,776,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,001.30 : 11,178,001.95 = 5,184,519.70 : x
  2. Step 2: Convert to fraction form
    7,452,001.30/11,178,001.95 = 5,184,519.70/x
  3. Step 3: Cross multiply
    7,452,001.30x = 11,178,001.95 × 5,184,519.70
  4. Step 4: Simplify right side
    7,452,001.30x = 57,952,571,316,413.41
  5. Step 5: Solve for x
    x = 57,952,571,316,413.41/7,452,001.30
  6. Step 6: Final answer
    x = 7,776,779.55

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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.