Home / 19,048,035.60-26,286,501.60-11,209,280.40

Finding the Fourth Proportional to 19,048,035.60, 26,286,501.60 and 11,209,280.40

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Solution

The fourth proportional to 19,048,035.60, 26,286,501.60 and 11,209,280.40 is: 15,468,931.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048,035.60 : 26,286,501.60 = 11,209,280.40 : x
  2. Step 2: Convert to fraction form
    19,048,035.60/26,286,501.60 = 11,209,280.40/x
  3. Step 3: Cross multiply
    19,048,035.60x = 26,286,501.60 × 11,209,280.40
  4. Step 4: Simplify right side
    19,048,035.60x = 294,652,767,169,448.69
  5. Step 5: Solve for x
    x = 294,652,767,169,448.69/19,048,035.60
  6. Step 6: Final answer
    x = 15,468,931.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.