Home / 9,341,924.18-12,891,561.45-5,477,018.90

Finding the Fourth Proportional to 9,341,924.18, 12,891,561.45 and 5,477,018.90

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Solution

The fourth proportional to 9,341,924.18, 12,891,561.45 and 5,477,018.90 is: 7,558,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,924.18 : 12,891,561.45 = 5,477,018.90 : x
  2. Step 2: Convert to fraction form
    9,341,924.18/12,891,561.45 = 5,477,018.90/x
  3. Step 3: Cross multiply
    9,341,924.18x = 12,891,561.45 × 5,477,018.90
  4. Step 4: Simplify right side
    9,341,924.18x = 70,607,325,712,161.41
  5. Step 5: Solve for x
    x = 70,607,325,712,161.41/9,341,924.18
  6. Step 6: Final answer
    x = 7,558,113.76

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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.