Home / 19,686,073.60-29,529,110.40-18,417,030.40

Finding the Fourth Proportional to 19,686,073.60, 29,529,110.40 and 18,417,030.40

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Solution

The fourth proportional to 19,686,073.60, 29,529,110.40 and 18,417,030.40 is: 27,625,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,073.60 : 29,529,110.40 = 18,417,030.40 : x
  2. Step 2: Convert to fraction form
    19,686,073.60/29,529,110.40 = 18,417,030.40/x
  3. Step 3: Cross multiply
    19,686,073.60x = 29,529,110.40 × 18,417,030.40
  4. Step 4: Simplify right side
    19,686,073.60x = 543,838,523,921,756.06
  5. Step 5: Solve for x
    x = 543,838,523,921,756.06/19,686,073.60
  6. Step 6: Final answer
    x = 27,625,545.60

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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.