Home / 6,513,064.40-9,766,831.80-3,148,302.80

Finding the Fourth Proportional to 6,513,064.40, 9,766,831.80 and 3,148,302.80

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Solution

The fourth proportional to 6,513,064.40, 9,766,831.80 and 3,148,302.80 is: 4,721,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,064.40 : 9,766,831.80 = 3,148,302.80 : x
  2. Step 2: Convert to fraction form
    6,513,064.40/9,766,831.80 = 3,148,302.80/x
  3. Step 3: Cross multiply
    6,513,064.40x = 9,766,831.80 × 3,148,302.80
  4. Step 4: Simplify right side
    6,513,064.40x = 30,748,943,903,069.04
  5. Step 5: Solve for x
    x = 30,748,943,903,069.04/6,513,064.40
  6. Step 6: Final answer
    x = 4,721,117.74

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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.