Home / 14,329,681.72-21,490,532.58-4,745,807.56

Finding the Fourth Proportional to 14,329,681.72, 21,490,532.58 and 4,745,807.56

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Solution

The fourth proportional to 14,329,681.72, 21,490,532.58 and 4,745,807.56 is: 7,117,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329,681.72 : 21,490,532.58 = 4,745,807.56 : x
  2. Step 2: Convert to fraction form
    14,329,681.72/21,490,532.58 = 4,745,807.56/x
  3. Step 3: Cross multiply
    14,329,681.72x = 21,490,532.58 × 4,745,807.56
  4. Step 4: Simplify right side
    14,329,681.72x = 101,989,931,986,590.28
  5. Step 5: Solve for x
    x = 101,989,931,986,590.28/14,329,681.72
  6. Step 6: Final answer
    x = 7,117,389.90

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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.