Home / 14,095,545.40-21,143,318.10-12,415,929.40

Finding the Fourth Proportional to 14,095,545.40, 21,143,318.10 and 12,415,929.40

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Solution

The fourth proportional to 14,095,545.40, 21,143,318.10 and 12,415,929.40 is: 18,623,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,545.40 : 21,143,318.10 = 12,415,929.40 : x
  2. Step 2: Convert to fraction form
    14,095,545.40/21,143,318.10 = 12,415,929.40/x
  3. Step 3: Cross multiply
    14,095,545.40x = 21,143,318.10 × 12,415,929.40
  4. Step 4: Simplify right side
    14,095,545.40x = 262,513,944,811,342.16
  5. Step 5: Solve for x
    x = 262,513,944,811,342.16/14,095,545.40
  6. Step 6: Final answer
    x = 18,623,894.10

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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.