Home / 9,939,337.80-14,909,006.70-9,771,376.20

Finding the Fourth Proportional to 9,939,337.80, 14,909,006.70 and 9,771,376.20

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Solution

The fourth proportional to 9,939,337.80, 14,909,006.70 and 9,771,376.20 is: 14,657,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,337.80 : 14,909,006.70 = 9,771,376.20 : x
  2. Step 2: Convert to fraction form
    9,939,337.80/14,909,006.70 = 9,771,376.20/x
  3. Step 3: Cross multiply
    9,939,337.80x = 14,909,006.70 × 9,771,376.20
  4. Step 4: Simplify right side
    9,939,337.80x = 145,681,513,234,020.53
  5. Step 5: Solve for x
    x = 145,681,513,234,020.53/9,939,337.80
  6. Step 6: Final answer
    x = 14,657,064.30

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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.