Home / 29,369,966.81-40,528,178.15-16,980,855.08

Finding the Fourth Proportional to 29,369,966.81, 40,528,178.15 and 16,980,855.08

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Solution

The fourth proportional to 29,369,966.81, 40,528,178.15 and 16,980,855.08 is: 23,432,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369,966.81 : 40,528,178.15 = 16,980,855.08 : x
  2. Step 2: Convert to fraction form
    29,369,966.81/40,528,178.15 = 16,980,855.08/x
  3. Step 3: Cross multiply
    29,369,966.81x = 40,528,178.15 × 16,980,855.08
  4. Step 4: Simplify right side
    29,369,966.81x = 688,203,119,534,027.38
  5. Step 5: Solve for x
    x = 688,203,119,534,027.38/29,369,966.81
  6. Step 6: Final answer
    x = 23,432,206.24

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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.