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Finding the Fourth Proportional to 14,461,570.15, 21,692,355.23 and 14,461,570.15

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Solution

The fourth proportional to 14,461,570.15, 21,692,355.23 and 14,461,570.15 is: 21,692,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461,570.15 : 21,692,355.23 = 14,461,570.15 : x
  2. Step 2: Convert to fraction form
    14,461,570.15/21,692,355.23 = 14,461,570.15/x
  3. Step 3: Cross multiply
    14,461,570.15x = 21,692,355.23 × 14,461,570.15
  4. Step 4: Simplify right side
    14,461,570.15x = 313,705,516,877,364.38
  5. Step 5: Solve for x
    x = 313,705,516,877,364.38/14,461,570.15
  6. Step 6: Final answer
    x = 21,692,355.23

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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.