Home / 8,658,510.30-12,984,703.65-2,977,413.30

Finding the Fourth Proportional to 8,658,510.30, 12,984,703.65 and 2,977,413.30

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Solution

The fourth proportional to 8,658,510.30, 12,984,703.65 and 2,977,413.30 is: 4,465,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,510.30 : 12,984,703.65 = 2,977,413.30 : x
  2. Step 2: Convert to fraction form
    8,658,510.30/12,984,703.65 = 2,977,413.30/x
  3. Step 3: Cross multiply
    8,658,510.30x = 12,984,703.65 × 2,977,413.30
  4. Step 4: Simplify right side
    8,658,510.30x = 38,660,829,344,068.55
  5. Step 5: Solve for x
    x = 38,660,829,344,068.55/8,658,510.30
  6. Step 6: Final answer
    x = 4,465,067.08

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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.