Home / 10,355,379.42-15,533,068.68-9,837,570.45

Finding the Fourth Proportional to 10,355,379.42, 15,533,068.68 and 9,837,570.45

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Solution

The fourth proportional to 10,355,379.42, 15,533,068.68 and 9,837,570.45 is: 14,756,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,379.42 : 15,533,068.68 = 9,837,570.45 : x
  2. Step 2: Convert to fraction form
    10,355,379.42/15,533,068.68 = 9,837,570.45/x
  3. Step 3: Cross multiply
    10,355,379.42x = 15,533,068.68 × 9,837,570.45
  4. Step 4: Simplify right side
    10,355,379.42x = 152,807,657,444,188.50
  5. Step 5: Solve for x
    x = 152,807,657,444,188.50/10,355,379.42
  6. Step 6: Final answer
    x = 14,756,355.25

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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.