Home / 45,681,856.32-63,056,036.32-40,839,100.40

Finding the Fourth Proportional to 45,681,856.32, 63,056,036.32 and 40,839,100.40

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Solution

The fourth proportional to 45,681,856.32, 63,056,036.32 and 40,839,100.40 is: 56,371,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681,856.32 : 63,056,036.32 = 40,839,100.40 : x
  2. Step 2: Convert to fraction form
    45,681,856.32/63,056,036.32 = 40,839,100.40/x
  3. Step 3: Cross multiply
    45,681,856.32x = 63,056,036.32 × 40,839,100.40
  4. Step 4: Simplify right side
    45,681,856.32x = 2,575,151,798,098,526.50
  5. Step 5: Solve for x
    x = 2,575,151,798,098,526.50/45,681,856.32
  6. Step 6: Final answer
    x = 56,371,435.08

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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.