Home / 6,070,421.80-9,105,422.10-1,521,510.40

Finding the Fourth Proportional to 6,070,421.80, 9,105,422.10 and 1,521,510.40

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Solution

The fourth proportional to 6,070,421.80, 9,105,422.10 and 1,521,510.40 is: 2,282,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070,421.80 : 9,105,422.10 = 1,521,510.40 : x
  2. Step 2: Convert to fraction form
    6,070,421.80/9,105,422.10 = 1,521,510.40/x
  3. Step 3: Cross multiply
    6,070,421.80x = 9,105,422.10 × 1,521,510.40
  4. Step 4: Simplify right side
    6,070,421.80x = 13,853,994,421,539.84
  5. Step 5: Solve for x
    x = 13,853,994,421,539.84/6,070,421.80
  6. Step 6: Final answer
    x = 2,282,212.81

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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.