Home / 38,518,854.62-57,742,113.80-12,941,977.10

Finding the Fourth Proportional to 38,518,854.62, 57,742,113.80 and 12,941,977.10

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Solution

The fourth proportional to 38,518,854.62, 57,742,113.80 and 12,941,977.10 is: 19,400,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518,854.62 : 57,742,113.80 = 12,941,977.10 : x
  2. Step 2: Convert to fraction form
    38,518,854.62/57,742,113.80 = 12,941,977.10/x
  3. Step 3: Cross multiply
    38,518,854.62x = 57,742,113.80 × 12,941,977.10
  4. Step 4: Simplify right side
    38,518,854.62x = 747,297,114,248,838.38
  5. Step 5: Solve for x
    x = 747,297,114,248,838.38/38,518,854.62
  6. Step 6: Final answer
    x = 19,400,813.49

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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.