Home / 14,353,443.87-19,808,230.85-7,827,430.41

Finding the Fourth Proportional to 14,353,443.87, 19,808,230.85 and 7,827,430.41

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Solution

The fourth proportional to 14,353,443.87, 19,808,230.85 and 7,827,430.41 is: 10,802,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353,443.87 : 19,808,230.85 = 7,827,430.41 : x
  2. Step 2: Convert to fraction form
    14,353,443.87/19,808,230.85 = 7,827,430.41/x
  3. Step 3: Cross multiply
    14,353,443.87x = 19,808,230.85 × 7,827,430.41
  4. Step 4: Simplify right side
    14,353,443.87x = 155,047,548,484,453
  5. Step 5: Solve for x
    x = 155,047,548,484,453/14,353,443.87
  6. Step 6: Final answer
    x = 10,802,114.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.