Home / 52,148,061.60-78,208,095.60-21,849,655.20

Finding the Fourth Proportional to 52,148,061.60, 78,208,095.60 and 21,849,655.20

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Solution

The fourth proportional to 52,148,061.60, 78,208,095.60 and 21,849,655.20 is: 32,768,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148,061.60 : 78,208,095.60 = 21,849,655.20 : x
  2. Step 2: Convert to fraction form
    52,148,061.60/78,208,095.60 = 21,849,655.20/x
  3. Step 3: Cross multiply
    52,148,061.60x = 78,208,095.60 × 21,849,655.20
  4. Step 4: Simplify right side
    52,148,061.60x = 1,708,819,922,708,637
  5. Step 5: Solve for x
    x = 1,708,819,922,708,637/52,148,061.60
  6. Step 6: Final answer
    x = 32,768,618.24

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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.