Home / 7,886,666.70-11,830,000.05-5,194,032.30

Finding the Fourth Proportional to 7,886,666.70, 11,830,000.05 and 5,194,032.30

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Solution

The fourth proportional to 7,886,666.70, 11,830,000.05 and 5,194,032.30 is: 7,791,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,666.70 : 11,830,000.05 = 5,194,032.30 : x
  2. Step 2: Convert to fraction form
    7,886,666.70/11,830,000.05 = 5,194,032.30/x
  3. Step 3: Cross multiply
    7,886,666.70x = 11,830,000.05 × 5,194,032.30
  4. Step 4: Simplify right side
    7,886,666.70x = 61,445,402,368,701.62
  5. Step 5: Solve for x
    x = 61,445,402,368,701.62/7,886,666.70
  6. Step 6: Final answer
    x = 7,791,048.45

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Similar ratio
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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.