Home / 43,012,282.60-64,518,423.90-40,156,935.40

Finding the Fourth Proportional to 43,012,282.60, 64,518,423.90 and 40,156,935.40

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Solution

The fourth proportional to 43,012,282.60, 64,518,423.90 and 40,156,935.40 is: 60,235,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,012,282.60 : 64,518,423.90 = 40,156,935.40 : x
  2. Step 2: Convert to fraction form
    43,012,282.60/64,518,423.90 = 40,156,935.40/x
  3. Step 3: Cross multiply
    43,012,282.60x = 64,518,423.90 × 40,156,935.40
  4. Step 4: Simplify right side
    43,012,282.60x = 2,590,862,180,662,116
  5. Step 5: Solve for x
    x = 2,590,862,180,662,116/43,012,282.60
  6. Step 6: Final answer
    x = 60,235,403.10

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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.