Home / 8,020,565.60-12,030,848.40-3,977,677.40

Finding the Fourth Proportional to 8,020,565.60, 12,030,848.40 and 3,977,677.40

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Solution

The fourth proportional to 8,020,565.60, 12,030,848.40 and 3,977,677.40 is: 5,966,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,565.60 : 12,030,848.40 = 3,977,677.40 : x
  2. Step 2: Convert to fraction form
    8,020,565.60/12,030,848.40 = 3,977,677.40/x
  3. Step 3: Cross multiply
    8,020,565.60x = 12,030,848.40 × 3,977,677.40
  4. Step 4: Simplify right side
    8,020,565.60x = 47,854,833,783,506.16
  5. Step 5: Solve for x
    x = 47,854,833,783,506.16/8,020,565.60
  6. Step 6: Final answer
    x = 5,966,516.10

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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.