Home / 30,484,602.28-42,068,810.88-18,097,180

Finding the Fourth Proportional to 30,484,602.28, 42,068,810.88 and 18,097,180

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Solution

The fourth proportional to 30,484,602.28, 42,068,810.88 and 18,097,180 is: 24,974,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484,602.28 : 42,068,810.88 = 18,097,180 : x
  2. Step 2: Convert to fraction form
    30,484,602.28/42,068,810.88 = 18,097,180/x
  3. Step 3: Cross multiply
    30,484,602.28x = 42,068,810.88 × 18,097,180
  4. Step 4: Simplify right side
    30,484,602.28x = 761,326,842,881,318.50
  5. Step 5: Solve for x
    x = 761,326,842,881,318.50/30,484,602.28
  6. Step 6: Final answer
    x = 24,974,143.86

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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.