Home / 56,742,260.10-85,113,390.15-39,423,552.90

Finding the Fourth Proportional to 56,742,260.10, 85,113,390.15 and 39,423,552.90

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Solution

The fourth proportional to 56,742,260.10, 85,113,390.15 and 39,423,552.90 is: 59,135,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,742,260.10 : 85,113,390.15 = 39,423,552.90 : x
  2. Step 2: Convert to fraction form
    56,742,260.10/85,113,390.15 = 39,423,552.90/x
  3. Step 3: Cross multiply
    56,742,260.10x = 85,113,390.15 × 39,423,552.90
  4. Step 4: Simplify right side
    56,742,260.10x = 3,355,472,239,076,864
  5. Step 5: Solve for x
    x = 3,355,472,239,076,864/56,742,260.10
  6. Step 6: Final answer
    x = 59,135,329.35

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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.