Home / 48,390,343.80-72,586,106.10-14,312,378.40

Finding the Fourth Proportional to 48,390,343.80, 72,586,106.10 and 14,312,378.40

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Solution

The fourth proportional to 48,390,343.80, 72,586,106.10 and 14,312,378.40 is: 21,468,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390,343.80 : 72,586,106.10 = 14,312,378.40 : x
  2. Step 2: Convert to fraction form
    48,390,343.80/72,586,106.10 = 14,312,378.40/x
  3. Step 3: Cross multiply
    48,390,343.80x = 72,586,106.10 × 14,312,378.40
  4. Step 4: Simplify right side
    48,390,343.80x = 1,038,879,817,085,748.12
  5. Step 5: Solve for x
    x = 1,038,879,817,085,748.12/48,390,343.80
  6. Step 6: Final answer
    x = 21,468,742.22

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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.