Home / 60,678,001.80-91,017,002.70-40,270,667.40

Finding the Fourth Proportional to 60,678,001.80, 91,017,002.70 and 40,270,667.40

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Solution

The fourth proportional to 60,678,001.80, 91,017,002.70 and 40,270,667.40 is: 60,406,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,678,001.80 : 91,017,002.70 = 40,270,667.40 : x
  2. Step 2: Convert to fraction form
    60,678,001.80/91,017,002.70 = 40,270,667.40/x
  3. Step 3: Cross multiply
    60,678,001.80x = 91,017,002.70 × 40,270,667.40
  4. Step 4: Simplify right side
    60,678,001.80x = 3,665,315,443,476,602
  5. Step 5: Solve for x
    x = 3,665,315,443,476,602/60,678,001.80
  6. Step 6: Final answer
    x = 60,406,001.10

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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.