Home / 47,817,579-71,726,368.50-15,904,875

Finding the Fourth Proportional to 47,817,579, 71,726,368.50 and 15,904,875

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Solution

The fourth proportional to 47,817,579, 71,726,368.50 and 15,904,875 is: 23,857,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,817,579 : 71,726,368.50 = 15,904,875 : x
  2. Step 2: Convert to fraction form
    47,817,579/71,726,368.50 = 15,904,875/x
  3. Step 3: Cross multiply
    47,817,579x = 71,726,368.50 × 15,904,875
  4. Step 4: Simplify right side
    47,817,579x = 1,140,798,925,196,437.50
  5. Step 5: Solve for x
    x = 1,140,798,925,196,437.50/47,817,579
  6. Step 6: Final answer
    x = 23,857,312.50

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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.