Home / 7,389,925.47-10,197,509.40-4,126,545.45

Finding the Fourth Proportional to 7,389,925.47, 10,197,509.40 and 4,126,545.45

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Solution

The fourth proportional to 7,389,925.47, 10,197,509.40 and 4,126,545.45 is: 5,694,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,925.47 : 10,197,509.40 = 4,126,545.45 : x
  2. Step 2: Convert to fraction form
    7,389,925.47/10,197,509.40 = 4,126,545.45/x
  3. Step 3: Cross multiply
    7,389,925.47x = 10,197,509.40 × 4,126,545.45
  4. Step 4: Simplify right side
    7,389,925.47x = 42,080,486,015,902.23
  5. Step 5: Solve for x
    x = 42,080,486,015,902.23/7,389,925.47
  6. Step 6: Final answer
    x = 5,694,304.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.