Home / 12,362,681.60-18,544,022.40-8,583,545.60

Finding the Fourth Proportional to 12,362,681.60, 18,544,022.40 and 8,583,545.60

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Solution

The fourth proportional to 12,362,681.60, 18,544,022.40 and 8,583,545.60 is: 12,875,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,681.60 : 18,544,022.40 = 8,583,545.60 : x
  2. Step 2: Convert to fraction form
    12,362,681.60/18,544,022.40 = 8,583,545.60/x
  3. Step 3: Cross multiply
    12,362,681.60x = 18,544,022.40 × 8,583,545.60
  4. Step 4: Simplify right side
    12,362,681.60x = 159,173,461,877,821.41
  5. Step 5: Solve for x
    x = 159,173,461,877,821.41/12,362,681.60
  6. Step 6: Final answer
    x = 12,875,318.40

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1.5x scale

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.