Home / 37,908,643.95-56,862,965.93-21,784,330.35

Finding the Fourth Proportional to 37,908,643.95, 56,862,965.93 and 21,784,330.35

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Solution

The fourth proportional to 37,908,643.95, 56,862,965.93 and 21,784,330.35 is: 32,676,495.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,908,643.95 : 56,862,965.93 = 21,784,330.35 : x
  2. Step 2: Convert to fraction form
    37,908,643.95/56,862,965.93 = 21,784,330.35/x
  3. Step 3: Cross multiply
    37,908,643.95x = 56,862,965.93 × 21,784,330.35
  4. Step 4: Simplify right side
    37,908,643.95x = 1,238,721,634,390,993.25
  5. Step 5: Solve for x
    x = 1,238,721,634,390,993.25/37,908,643.95
  6. Step 6: Final answer
    x = 32,676,495.53

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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.