Home / 46,581,815.40-69,872,723.10-12,506,605.80

Finding the Fourth Proportional to 46,581,815.40, 69,872,723.10 and 12,506,605.80

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Solution

The fourth proportional to 46,581,815.40, 69,872,723.10 and 12,506,605.80 is: 18,759,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,581,815.40 : 69,872,723.10 = 12,506,605.80 : x
  2. Step 2: Convert to fraction form
    46,581,815.40/69,872,723.10 = 12,506,605.80/x
  3. Step 3: Cross multiply
    46,581,815.40x = 69,872,723.10 × 12,506,605.80
  4. Step 4: Simplify right side
    46,581,815.40x = 873,870,603,984,254
  5. Step 5: Solve for x
    x = 873,870,603,984,254/46,581,815.40
  6. Step 6: Final answer
    x = 18,759,908.70

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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.