Home / 42,927,552.68-64,393,322.70-13,782,581

Finding the Fourth Proportional to 42,927,552.68, 64,393,322.70 and 13,782,581

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Solution

The fourth proportional to 42,927,552.68, 64,393,322.70 and 13,782,581 is: 20,674,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,927,552.68 : 64,393,322.70 = 13,782,581 : x
  2. Step 2: Convert to fraction form
    42,927,552.68/64,393,322.70 = 13,782,581/x
  3. Step 3: Cross multiply
    42,927,552.68x = 64,393,322.70 × 13,782,581
  4. Step 4: Simplify right side
    42,927,552.68x = 887,506,185,971,888.75
  5. Step 5: Solve for x
    x = 887,506,185,971,888.75/42,927,552.68
  6. Step 6: Final answer
    x = 20,674,511.60

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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.