Home / 39,436,854.32-54,421,854.47-22,033,330.40

Finding the Fourth Proportional to 39,436,854.32, 54,421,854.47 and 22,033,330.40

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Solution

The fourth proportional to 39,436,854.32, 54,421,854.47 and 22,033,330.40 is: 30,405,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436,854.32 : 54,421,854.47 = 22,033,330.40 : x
  2. Step 2: Convert to fraction form
    39,436,854.32/54,421,854.47 = 22,033,330.40/x
  3. Step 3: Cross multiply
    39,436,854.32x = 54,421,854.47 × 22,033,330.40
  4. Step 4: Simplify right side
    39,436,854.32x = 1,199,094,700,518,226.75
  5. Step 5: Solve for x
    x = 1,199,094,700,518,226.75/39,436,854.32
  6. Step 6: Final answer
    x = 30,405,434.74

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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.