Home / 17,769,931.80-26,654,897.70-4,990,853.40

Finding the Fourth Proportional to 17,769,931.80, 26,654,897.70 and 4,990,853.40

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Solution

The fourth proportional to 17,769,931.80, 26,654,897.70 and 4,990,853.40 is: 7,486,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769,931.80 : 26,654,897.70 = 4,990,853.40 : x
  2. Step 2: Convert to fraction form
    17,769,931.80/26,654,897.70 = 4,990,853.40/x
  3. Step 3: Cross multiply
    17,769,931.80x = 26,654,897.70 × 4,990,853.40
  4. Step 4: Simplify right side
    17,769,931.80x = 133,030,686,812,697.19
  5. Step 5: Solve for x
    x = 133,030,686,812,697.19/17,769,931.80
  6. Step 6: Final answer
    x = 7,486,280.10

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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.