Home / 9,780,666.60-14,670,999.90-6,143,248.20

Finding the Fourth Proportional to 9,780,666.60, 14,670,999.90 and 6,143,248.20

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Solution

The fourth proportional to 9,780,666.60, 14,670,999.90 and 6,143,248.20 is: 9,214,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,666.60 : 14,670,999.90 = 6,143,248.20 : x
  2. Step 2: Convert to fraction form
    9,780,666.60/14,670,999.90 = 6,143,248.20/x
  3. Step 3: Cross multiply
    9,780,666.60x = 14,670,999.90 × 6,143,248.20
  4. Step 4: Simplify right side
    9,780,666.60x = 90,127,593,727,875.19
  5. Step 5: Solve for x
    x = 90,127,593,727,875.19/9,780,666.60
  6. Step 6: Final answer
    x = 9,214,872.30

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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.